2. Jimmy was drawing rectangles at his desk. After a while he concluded that if you increased one of the sides by 10% and decrease the other side by 10% the area won't change. Is Jimmy correct? Provide a formal mathematical argument as well as a "teacher response" to Jimmy.

Q: 2. Using a method of your choice, determine the quadratic factor and remainder when the

A:

Q: O Week 2: Systems of Linear Equations Classifying systems of linear equations from graphs For each…

A: System AThis system of equations is:consistent dependentThis means the system has:infinitely many…

Q: Consider the following time series data Month 1 2 3 4 5 6 7 8…

A: Answer (a): Excel function to see the time series pattern: Select the data> Insert tab>…

Q: Robin, who is self-employed, contributes $5000/year into a Keogh account. How much will he have in…

A: Robin, who is self-employed, contributes $5000/year into a Keogh account. How much will he have in…

Q: How do the average rates of change for the pair of functions compare over the given interval?…

A: Given:function To find:Average rate of change of f and g over interval The average rate of change of…

Q: WRITING EQUATIONS A roast beef sandwich costs $6.75. A customer buys multiple roast beef sandwiches.…

A:

Q: need help please

A: 1.56 secondsExplanation:

Q: Section 7-2 Operations on Decimals 379 b. Another student claims that the fractions are not equal…

A: 19. Angus adds 7.5 and 2.8 to get 9.13. This is incorrect. The mistake likely stems from failing to…

Q: 8 If w1, W2, W3 are independent vectors, show that the sums v₁ = w₂ + w3 and v2 = w₁+w3 and v3 =…

A:

Q: DISCRIMINANT EXAMPLES Use the discriminant to determine the number of solutions. Formula: ²d=b²-4°C…

A: 7) 2 solutions8) 0 solutions9) 1 solution10) 2 solutions11) 1 solution12) 0 solutions Explanation:…

Q: Consider the following two systems. (a) (b) 3x+5y -2x + 3y || || = -1 2 3x+5y -2x + 3y 1 = -4 (i)…

A: We solve the given problem using the concept of inverse.

Q: Use the formula 2 = = (1 + nt 100n to find the doubling time t, in years, for an investment at r%…

A:

Q: 8. PROBLEM SOLVING Your friend has two standard decks of 52 playing cards and asks you to randomly…

A: The objective of this question is to find the probability of drawing two spades from two standard…

Q: What is the missing number 9 3 11/100 + 5/10 = 9/1/150

A:

Q: Select all statements below which are true for all invertible n x n matrices A and B Note you only…

A: In conclusion, the statements that are always true for all invertible n x n matrices A and B are:B.…

Q: What does y=1.48x+10,000 look like on a graph

A: The equation y = 1.48x + 10000 is in the form of a linear equation, y = mx + b, where m is the slope…

Q: Consider the following list of activities with time (in months) Activity A B C…

A: To identify the critical path, calculate the earliest start time (EST), earliest finish time (EFT),…

Q: If $14,381 is is invested in this CD, how much will it be worth at maturity in 10 years? Round to…

A:

Q: 1. Simplify the sum. State any restrictions on the variables. (x+6) 1 X + 2 - 36 x-6

A:

Q: Find the determinant of the matrix 3 5 -1 0 -3 0 -2 4 determinant =

A: The given matrix

Q: Select all statements below which are true for all invertible n × n matrices A and B Note you only…

A: only statements B, C, E, and F are true for all invertible n x n matrices A and B.Explanation:True…

Q: Find the vector v with the given length and the same direction as u. ||v|| = 7, u = (1, 1)

A:

Q: Find an nth-degree polynomial function with real coefficients satisfying the given conditions. If…

A:

Q: Find all solutions to the following equation: x3+4x²-37x = 40 The smallest solution is x = The…

A: We have to find the solution of the equation.

Q: Function g is a transformation of f(x) = 2x. Select all the true statements about the functions.…

A: The objective of the question is to determine the true statements about the functions f(x) = 2^x and…

Q: to improve their business a local craftsperson has decided to discount their products on a local…

A: The objective of this question is to find out how much a tourist will save by buying a hand-knotted…

Q: Classify the sequence as arithmetic, geometric, Fibonacci, or none of these and supply the next…

A:

Q: Data were collected from a group of senior citizens, ages 65 and older, about their age and pet…

A: The objective of the question is to determine if it is reasonable to use the given model to predict…

Q: Consider the function graphed below 10+ 9 8 7 6 5 4 3 + -10 -9 -8 -7 -6 -5 -4-3-2 .1 8 10 -2 -3 -4…

A: The function is increasing in the interval [2,4]The function is decreasing in the interval…

Q: Use transformations of the graph of f(x) = 7x to graph the given function. Be sure to graph and give…

A: By using the transformations of the graph of  to graph the function . By using the graph to…

Q: (a) To buy a Treasury bill (T-bill) that matures to $10,000 in 6 months, you must pay $9770. What…

A: Variables in the question:Value of matured Treasury bill (A)=$10,000Time (t)=6 months=0.5 yearAmount…

Q: Simplify the following expressions by rewriting without any factorials. A. (n+1)! (n - 1)! (2n+1)!…

A: A)n2+n B)4n2+10n+61​ C) 4n2+2nExplanation:

Q: In Exercises 3-6, find the product by inspection.

A:

Q: annual payments, the first coming a year from now. How much is each annual payment? Answer =…

A:

Q: 5 Decide the dependence or independence of (a) the vectors (1, 3, 2) and (2, 1, 3) and (3,2,1) (b)…

A: The objective of this question is to determine whether the given sets of vectors are dependent or…

Q: Let B = {1, x, x², x³} be an ordered basis for P3. Find the coordinate vector of f(x)=-3x³- -…

A: Given:ordered basis for .To find:coordinate vector for f(x)=

Q: Use a dot on the number line to represent each fraction. (a) 3 Use the tools to enter your answer. 宜…

A: a) b) c)   Explanation:a) 53​=0.6It is at 0.6b) 85​=0.625It is one-fourth from 0.6c) 61​=0.166Its…

Q: Gamers Empire is considering marketing one of two new video games for the coming holiday season:…

A: a) Constructing a decision tree:To construct the decision tree, we need to represent the decision…

Q: In the graph below, f(x)=x² and g(x) are shown. Fill in the blank with the cor- rect value of a to…

A:

Q: Thank you

A: f(x) is a constant polynomial Explanation:Step 1: Step 2: Step 3: Step 4:

Q: 2. Recall that coo denotes the finite sequence space which is equipped with the || ||1-norm. Let T…

A: I hope this proof will help you.Explanation:To show that the linear map T:c00​→c00​, defined by…

Q: A deposit of $20,000 is placed in a scholarship fund that earns an annual interest rate of 3.25%…

A:

Q: Type each expression as a sum or difference of logs. Expand and simplify the logarithm as much as…

A: The objective of the question is to expand and simplify the given logarithmic expression as a sum or…

Q: 3. Jane is organizing a fundraiser to buy a ping-pong table for the community center. The table…

A:

Q: Factor completely: 4x³-49x

A: Given expression isWe have to factor the above expression completely.

Q: Write the ratio given as a simplified ratio. About 108 baby boys are born for every 100 baby girls.…

A:

Q: Let f(x) = 4x + 3 and g(x) = x3 - 5. Find the following. Simplify the indicated ones. a. (2 points)…

A: (a) fog(x)=4x³-17(b) gof(x)=(4x+3)³-5(c) fof(x)=16x+15(d) gog(x)=(x³-5)³-5 *b&d no need to…

Q: You are given the following: • x is the number of units produced and sold C(x) = 25x + 300 is the…

A:

Q: define matrices withe examples

A: The objective of this question is to define what matrices are and provide examples of them.

Q: Choose True or False for each statement by pressing the correct hotspot and then pressing the answer…

A: Given graph of function