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How to justify an answer in math - Quor

• In Mathematics, teachers should encourage students to focus on more than just the right answer; students need to understand the process and underlying concepts to derive the right answer (Johnson & Watson, 2011). In other words, students need to find and justify their solutions. To justify a.
• Number talks are a great way to improve number sense, to get your students thinking about math in different ways, and, of course, to help them explain their answers. If you are not familiar with number talks, they follow this format: Teacher posts a problem or series of problems on chart paper. Students mentally solve the problem
• utes and may be longer for new subjects. Q: 1. A curve called the folium of Descartes is defined by the parametric equations 3t ¤(t) = 3t2 y(t):... A: Hello. Since your question has multiple parts, we will solve.
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• e whether the series converges or diverges and justify your answer, if the series converges state whether the convergence is conditional or absolute \sum_{n=2}^{\infty} (-1)^n \frac{3}{\s.

PROBLEM 4 True or false: Justify your answer in one or two sentences. (a) If A has the same number of rows as columns, then any linear system of equations Ax = b has a unique solution. (b) Any projection matrix P is diagonalizable. (c) If A is diagonalizable, then so is A2. (d) The rows of an orthogonal matrix form an orthonormal basis Justify your answers. a) Consider the following relation R on the set of integers: R= { (a,b)|a? s ba} This is a partial order. b) If I draw n random cards from a standard deck, then I'm guaranteed to end up with three or more cards from the same suit. The smallest number n that makes this statement true is 12 Work with a partner. Write a product or quotient of rational expressions that has the given excluded values. Justify your answer. a. −1 b. −1 and 3 c. −1, 0, and 3. Communicate Your Answer. Question 3. How can you determine the excluded values in a product or quotient of two rational expressions? Answer: Question 4 what does it mean to justify your reasoning in math

• Justify your answer. Type below: _____ Answer: After parking 60 cars, John's earning become $600 double of his initial base salary of$300. Hence, after parking 61 cars, his earning from the fee becomes more than his fixed salary. Quickly start your practice with Go Math Grade 8 Answer Key
• You're looking for ways to engage students in math-based conversations, and how to have students use math to justify their ideas. Enter your email below for the most popular Would You Rather Math prompts from K to 12. Get The Most Popular Prompt
• CCommunicate Your Answerommunicate Your Answer 4. When is a conditional statement true or false? 5. Write one true conditional statement and one false conditional statement that are different from those given in Exploration 3. Justify your answer. MAKING MATHEMATICAL ARGUMENTS To be profi cient in math, you need to distinguish correct logi
• Justify your answer. A) (x+3) ^2+5 B) (x+3) ^2-5 C) (x-3) ^2+5 D) in ������ Mathematics if you're in doubt about the correctness of the answers or there's no answer, then try to use the smart search and find answers to the similar questions. Search for Other Answers. Newest Questions in Mathematics
• Solving the Big Ideas Math Algebra 2 Chapter 9 Answer Key regularly improves your level of understanding of the related concepts. In fact, your speed and accuracy will be improvised which in turn helps you to stand out from the crowd and clear the final exams with higher scores
• Other questions on the subject: Mathematics Mathematics, 21.06.2019 15:00, AJSkullcrusher This week, conrad will work 1 3/4 times longer than last week. giovanni will work 1 1/3 times longer than last week. sally will work 2/3 the number of hours she worked last week. match each employee's name to the number of hours he or she will work this wee
• Advanced Linear Algebra (Math 462) 2020 Fall Solution key for the Practice Final Exam 1. True or False? Justify your answer in each case. (10 pts) (a) Every finite-dimensional vector space V is the union of finitely many cosets of some subspace W ⊂ V, where W 6 = V. Answer. False. For a counterexample, let V = R be a 1-dimensional space, and.

What is an example of justify in math? - Answer

1. Justify your answer and show all your work. Your work should state the theorem you used to find the lengths of the diagonals. Answers: 1 Get Other questions on the subject: Mathematics. Mathematics, 21.06.2019 17:30, doodles51. How is the number of vertices for a prism related to the name of the prism Mathematics, 30.07.2019 17:20
2. The best way (saved for last) to get your students to be able to explain their answers in math is to regularly be using and promoting math talk in the classroom. I plan to write a new post about this topic in the future, but you check out this further reading suggestion if you are interested in learning about this now
4. B) We will not deduct points if there is no work to justify your answer. C) We will not deduct points if there is work to justify your answer. D) The excerpt is not a statement. 4) The following excerpt appears on the cover page of a mathematics exam: Make sure that you ﬁll in the circle on the answer sheet that corresponds to your answer choice
5. e the x-coordinate of the absolute
6. e if randomly selecting a male student and randomly selecting a student who participates in sports are independent events and justify your answer
7. al, interval, etc Whichever option you choose, justify your reasoning with mathematics. There has been a lot of conversation around a $15 minimum wage, as well as doing away with tipping at restaurants. This prompt is intended to address the latter, with hints of the former. Many students will go on to work in a tip-based industry at some point in their working. false. Justify your answer. a. If yesterday was Wednesday, then today is Thursday. b. If an angle is acute, then it has a measure of 30 .° c. If a month has 30 days, then it is June. d. If an even number is not divisible by 2, then 9 is a perfect cube. Work with a partner. Use the points in the coordinate plan Math 157 Calculus II Final Exam 12/3/2019 SHOW ALL WORK. Justify your answers! Simplify your answers. Show details to earn full points. Give exact answers whenever possible. Each of the 15 problems = 20 pts. Solve any 10 problems below. Exam total = 200 pts. 1. (a) Find the area of the region enclosed by the curves y= 1 2x2 and y= 4x2 1 See synonyms for Justify along with related words and example sentences at Thesaurus.com, the world's most trusted free thesaurus CCSS.Math: 7.G.B.5. Google Classroom Facebook Twitter. Email. Missing angle problems. Find measure of vertical angles. Practice: Finding missing angles. This is the currently selected item. Find measure of angles word problem. Equation practice with complementary angles Answered: True or False 1. Justify your answer. a) x^2 + 3x - 15 = 0 ) - Answered by a verified Math Tutor or Teacher We use cookies to give you the best possible experience on our website 2. imum? What are the coordinates of the vertex? Justify your answers and show your work. (3 points 3. Answer If we drew a graph with each letter representing a vertex, and each edge connecting two letters that were consecutive in the alphabet, we would have a graph containing two vertices of degree 1 (A and Z) and the remaining 24 vertices all of degree 2 (for example, $$D$$ would be adjacent to both $$C$$ and $$E$$) Get homework answers from experts in math, physics, programming, chemistry, economics, biology and more. Submit your question, choose a relevant category and get a detailed answer for free Justify your answers. (a) If 9 > 5, then pigs don't ﬂy. Answer. True; the statements 9 > 5 and pigs don't ﬂy are both true. (b) If x > 0 and x2 < 0, then x 1. Answer. True; the statement x2 < 0 is false, hence so is x > 0 and x2 < 0. (c) If x > 0, then x2 < 0 or x3 > 0. Answer. True 5. is JKL =~ KJM? justify your answer below. See answer Did you ever find out the answers? No no stangiriboy is waiting for your help. Add your answer and earn points. New questions in Mathematics. Simplify square root 2/245 gf 2 x is equal to 7 find the value of x Translate this sentence into an equation. The product of Carlos's height and. Name:_____ Math 2412 Quiz 2(Due by 3PM, Jan. 23) 1. Determine if the following functions are odd, even, neither, or both. (Justify your answer with a calculation.) 1 point each a) 4 4 1 xx fx x 4 44 4 44 4 4 1 11 1 xxx x x xx xx fx x Neither b) 3 3 3;0 0 xx gx xx. State whether the following statements are true or false. Justify yourself with the help of a short ; 2.State whether the following statements are true or false. Justify yourself with the help of a short ; 3.check whether the limit of the function f (x,y)=3x^3y/x^6+2y ^2 exists as (x,y) -(0,0) 4 To earn any points in part two, you must show the steps you have used to find the answer in . math. Place grouping symbols in this expression so that the value of the expression is 37.Then justify your answer by simplifying the expression. 8×5-6+12÷6 . math. What are the steps of the order of operations Justify your answer. (U) 3. Is the collection of all boys in your class a set? Justify your answer. (U) 4. Is the collection of all natural numbers less than 100 a set? Justify your answer. (U) 5. Is the collection of all even integers a set? Justify your answer. (U) 6. Is the collection of all most dangerous animals of the world a set? Justify. NY-3.OA.8 Solve two-step word problems posed with whole numbers and having whole number answers using the found operations. NY-3.OA.9 Identify and extend arithmetic patterns (including patterns in the addition table or multiplication table). Grade 4 . Operations and Algebraic Thinking. NY-4.OA.1 Interpret a multiplication equation as a. MATHEMATICS CCGPS COORDINATE ALGEBRA UNIT 2: Reasoning with Equations and Inequalities Georgia Department of Education 5. Which plan will cost Jaden the least amount of money? Justify your answer. Plan A: C =$.15t + $.10m . C =$.15*200 + $.10*100 . C =$30 + $10 . C =$40 . Plan B: C = 15 + .05n . C = $15 +$.05(200 + 100) C = $15 +$.05. (a) Find all values of x on the open interval 0 < x < 8 for which the function f has a local minimum. Justify your answer. (b) Determine the absolute minimum value of f on the closed interval 0 ≤ x ≤ 8. Justify your answer. (c) On what open intervals contained in 0 < x < 8 is the graph of f both concave down and increasing? Explain your. Mathematics 3{4 1. From the top of Mt Washington, which is 6288 feet above sea level, how far is it to the horizon? Assume that the earth has a 3960-mile radius (one mile is 5280 feet), and give your answer to the nearest mile. 2. In mathematical discussion, a right prism is de ned to be a solid gure that has tw Correct answer to the question: Construct a triangle abc in bc=5.6cm, ac-ab=1.6cm and angle b=45. justify your construction - brainsanswers-in.co this is a two part question a) Factor n^2 - n b) SUPPOSE n IS AN INTEGER. IS n^2 - n ALWAYS, SOMETIMES, OR NEVER EVEN? JUSTIFY YOUR ANSWER

Justify Reasoning . John has a job parking cars. He earns a fixed weekly salary of $300 plus a fee of$5 for each car he parks. His potential earnings for a week are shown in the graph. At what point does John begin to earn more from fees than his fixed salary? Justify your answer Answers: 1 on a question: What method(s) would you choose to solve the quadratic equation −2x2 + 8x + 13 = 0? Justify your choice. A. Quadratic formula or graphing; the equation cannot be factored, and the leading coefficient is not equal to 1. B. Factoring or graphing; the equation can be factored, and the leading coefficient is an integer. C. Quadratic formula or factoring; the equation.

Common Core math requires students to justify every answer. Does that make sense? Canyon View math teacher, Kylie Findley works with her students during her morning class Tuesday, Sept. 30, 2104. McGill University Math 354: Honors Analysis 3 Fall 2012 Assignment 2 due Friday, September 28 Problem 1. Let Kbe the Cantor set. Prove that a) Prove that the endpoints of the intervals that appear in the construction of K, i.e. the point You always measure your height wearing shoes with thick soles. A stopwatch that takes half a second to stop when clicked; In each case all measurements are wrong by the same amount. That is bias. Degree of Accuracy. Degree of Accuracy depends on the instrument we are measuring with. But as a general rule

• Justify your answer. (c) Use a midpoint sum with three subintervals of equal length indicated by the data in the table to approximate the value of.Using correct units, explain the meaning of in the context of the problem. (d) The amount of coffee in the cup, in ounces, is modeled by B9t) = 16 - 16e -0.4t
• ed to find some treasures, not only takes strong reading comprehension skills, but also takes some perseverance, to find what we're looking for. In this post by The.
• It adds: Challenge standardized test questions by getting the 'right' answer, but justify other answers by unpacking the assumptions that are made in the problem
• 4. This is a TRUE or FALSE question. Justify your answers fully. If the statement is true, give a proof. If the statement is false, give a speci c counterexample and justify that it is a counterexample. The statements will involve an integral domain Rand a nonzero element a in R. We let I= (a), the principal ideal of Rgenerated by a
• Justify your answers. (a) f : R !R given by f(x) = x3 +x 5. Answer. This is a function. Every x 2R is assigned a unique value, namely x3 +x 5. (b) f : R !R given by f(x) = (x2 if x 2; 3x 1 if x 2: Answer. This is not a function. The real number x = 2 is assigned two values: 22 = 4 and 32 1 = 5. (c) f : R !R given by f(x) = (x2 if x 2; 3x 2 if x.
• Mathematician George Pólya's book, How to Solve It: A New Aspect of Mathematical Method, written in 1957, is a great guide to have on hand.The ideas below, which provide you with general steps or strategies to solve math problems, are similar to those expressed in Pólya's book and should help you untangle even the most complicated math problem

6) More True/False questions

For both parts above, verify your answers are correct using truth tables. That is, use a truth table to check that the given statement and your proposed simplification are actually logically equivalent. 10. Consider the statement, If a number is triangular or square, then it is not prim Identify the end behavior. Justify your answer. 7. f (x) = 4x5 — 3x4 + 2x3 —X 4 Identify whether the function graphed has an odd or even degree and a posit ve or negative leading coefficient. Justify your answer. 10. deg: coeff: justify: 13. deg: coeff: justify: Math 3 Unit 3 deg: coeff: justifv: deg: coeff: justify: deg: c eff: ju titÿ.

Read each statement under the column STATEMENT then write A if you agree with the statement; otherwise, write D. Write your answer on the Response-Before-the-Discussion column. Anticipation-Reaction Guide Response- Before-the- Discussion Statement Response After the Discussion Any number raised to zero is equal to one (1) Justify your answer. Algebra I - Jan. '18  Question 29 31 At Mountain Lakes High School, the mathematics and physics scores of nine students were compared as shown in the table below. Mathematics 55 93 89 60 90 45 64 76 89 Physics 66 89 94 52 84 56 66 73 9 Math 1553 Worksheet §5.5 1. Answer true or false, and justify your answer. In each case, A is a matrix whose entries are real. a) If A is the matrix that implements rotation by 143 in R2, then A has no real eigenvalues. b) A 3 3 matrix can have a non-real complex eigenvalue with multiplicity 2. c) A 3 3 matrix can have eigenvalues 3,5, and 2+i

Big Ideas Math Algebra 2 Answers Chapter 7 Rational

[Grade 7:Math] Questions depicted in image: Calculate the value of x. Justify your answer. As well as, Other than the angles shown(x,47*, and the right angle) give the value of 2 other angles Math 55 Section 101 Quiz 2 Solutions Problem 1 True or False? If true, justify/prove your answer. If false, give a counter-example. All functions are between real numbers, R !R. 1.A (2 pts) f(x) = x2 + 1 is injective. Answer: False. f( 1) = f(1) = 2 so the function is many to one You can use the Mathway widget below to practice combining like terms. Try the entered exercise, or type in your own exercise. Then click the button and select Combine or Simplify to compare your answer to Mathway's. (Click Tap to view steps to be taken directly to the Mathway site for a paid upgrade. P(X) = { A : A is a subset of X }(i) Since A C A ∀ ∈ P(X)∴ ARA ∀ A ∈ P(X)∴ R is reflexive relation (ii) Let A, B, C ∈ P(X) such that ARB and BRC A ⊂ B and B ⊂ C ⇒ A ⊂ C⇒ A R C∴ ARB and BRC ⇒ ARC∴ R is transitive relation.(iii) Now if A ⊂ B, then B may not be a subset of A i.e. ARB ⇏ BRA∴ R is not a symmetric relation.From (i), (ii), (iii), it follows that R. Justify Your Answer in Case. - Mathematics. Can a triangle have two right angles? Justify your answer in case. Advertisement Remove all ads. Solution Show Solution. No, Two right angles would up to 180^@, So the third angle becomes zero. This is not possible, so a triangle cannot have two right angles

discrete mathematics - Justify each step in the proof

Justify your answer (i) If #T:V->W# is a one-one linear transformation between two finite dimensional vector spaces #V# and #W# then #T# is invertible. (ii) Every unitary operator is invertible This gives your stakeholders an easy way to engage and contribute and you'll get much better feedback along the way. You'll be surprised at how reasonable those Hippos become. So remember, stop fixating on the right answer. Show your work. Focus on discerning better options from worse ones. Give it a try and let me know how it goes. Thanks. Justify your answer. Determine whether log n! is Θ (n log n)

Math 240 - Linear Algebra Fall 2018 - Quiz 2 NAME: , Vk m IR n. Be sure Problem 1. Give a formal definition of the term linear independence for the vectors VI, v2, to write in complete sentences Problem 2. Is the vector Problem 3. Are the vectors Problem 4. Let ? Justify your answer. in the span of the vectors and and linearly independent MATH 30- Precalculus, version A.Spring 2017. First test. Time allowed: twohours. Professor Luis Ferna´ndez NAME:  Answer whether each of the following statements is true or fals1. e, and justify your answer. NOTE:answers without justiﬁcation will notreceive anycredit 1)Triangle MNP is similar to Triangle RST. MN = 6cm, NP = 9cm, RS = 4cm, RT = 6cm. Find the length of ST. (2 marks - show your work) 2).One triangle has measurements of 10 cm, 8 cm and 10 cm. A second triangle has measurements of 8 cm, 6.4 cm and 8 cm. Are the triangles similar? Justify your answer This one is a little harder only do it if you would like 3)While on a train journey through.         • Writing 3/4 as a decimal.
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