A convenience store manager notices that sales of soft drinks are higher on hotter days, so he assembles the data in the table. Find a linear regression equation that models the data. Round your answer to three decimal places.

Q: The functions u and w are defined as follows. u(x) = −2x+1 w (x) = -2x²-1 Find the value of w (u…

A: Given, u(x)=-2x+1w(x)=-2x2-1 Aim: find w(u(-5))

Q: 15 (²) and (6) Let f(x) = 6 + 5x². Find f ‚ƒ(1) . Are they equal? *ƒ(6)*

A: Given, f(x)=6+5x2

Q: Why are functions of the form f (x)=b, where b>0 and b 1, always positive? When the x-values…

A: Find solution

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A:

Q: The Hopewells are moving across the country.  Mr. Hopewell leaves 4 hours before Mrs. Hopewell.  If…

A: Given the speed of Mr. Hopewell is 35mph and the speed of Mrs. Hopewell is 85mph. Mr. Hopewell left…

Q: In previous item, if g(x) is a first degree polynomial of the form polynomial or a polynomial of…

A: Note:- As per our guidelines, we can answer the first part of this problem as exactly one is not…

Q: 7. Six chairs are equally spaced around a circular table. What is the number of ways that three men…

A: See this solution in below.

Q: Let 11 = ,a12 = 7 A= (? 3), B = ( 3 3), C = (³ §). 8 3 , 921 = = (a₁ A+B= a12 a21 922 , 922 = A-B+CT…

A:

Q: mark buys last years best-selling novel, in hardcover, for $20.80. this is with a 20% discount from…

A:

Q: 13 According to an article on magicvalley.com, "One in five Idahoans receive welfare benefits,…

A: Question:  What percentage of Idahoans receive "welfare benefits"? Given:  Solution: 1 out of 5…

Q: Consider the following matrices: 2 A -2 V₂ For each of the following matrices, determine whether it…

A: To find whether V1,V2,V3 can be written in linear combination of given vectors or not.

Q: the piecewise-defined function. +5 for x≤2 for x>2 se the correct graph. 5 OB. tomm HL3ESt G OC. Q…

A: We have to find out

Q: A survey was conducted by a website on which online music channels subscribers use on a regular…

A:

Q: Graph the set {x|x≤5) on the number line. Then, write the set using interval notation. -7 -6 -5 -4…

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Q: Calculate the slope, m, of the tangent line to the rational function f at x = 7. 2 x-3 Use decimal…

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Q: 1 1 2 5 12 4 -4 k 3 2 21

A:

Q: Q1) By any method, determine all possible real solutions each equation and che answer by…

A: We have to find the real solution  according to the given equations

Q: A company is planning to manufacture snowboards. The fixed costs are $136 per day and the total…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Launch realize. 2-4: MathXL Quiz Revie What is the value of n? 2.6 × 10 ² = (5.2×107) + (2×10") -2…

A:

Q: 4. Given the function f(x) = x5 + x4 − 9x³ — 5x² + 16x + 12 a. List all possible rational zeros of…

A: Given function  f(x)=x5+x4−9x3−5x2+16x+12

Q: Part: 0/2 2 Question 7 of 18 (1 point) Attempt 2 of Unlimited Part 1 of 2 3 (p-r) (x) - 4 5 Refer to…

A:

Q: Identify which statements are true for the behavior of exponential functions of the form f (x) = b ?…

A:

Q: Consider the set V = R². For (x1, y₁), (x2, y2) € R² and c E R, define the following operations: i.…

A:

Q: #3: Solution(s): -10 -9 Solution(s): -8 -5 -2 -3 -4 -1 -2 0 -2 3 -5 -6 -7 1 2 #4: Solution(s): -10…

A: We can answer both the question in the below steps.

Q: a) c) Im 3 1 32 2x-1 = 81* (22x+5 ) = = 4 b) 9x+1 = 6 d) 4x 4x+2=-240 -

A: 132x-1=81x

Q: Oil is 87% thc. How many 10mg cookies will you make with 150grams of this batch oil?

A:

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

A: The complex conjugate  must also be a zero, so you will have total 4  zeros 2i , -2i , 3i , -3i

Q: The distance (in miles) traveled when driving at a certain speed s for 15 hours, then driving 16…

A: Formula we use:   Distance = Speed × Time

Q: function f is given, and the indicated transformation is applied to its graph. Write the equation…

A: Given query is to find the equation after applying transformation.

Q: Jamie invests a total of $18,000 in two accounts paying 13% and 5% simple interest, respectively.…

A:

Q: e population density D of the United States in people per square mile during year x from 1900 to…

A: Given query is to find the time when population density varies from 50 and 75 people / sq mile.

Q: For each equation, determine whether x and y are directly proportional (that is, if the equation…

A:

Q: ant understand  a single thing that is written

A: We need to time in hours travelled by snail to cover 1171.1 miles.

Q: Q3) Use the graph of the line shown to find the x intercept, y intercept, and the slope. Write the…

A: Solution: We have graph

Q: Determine the values of a for which the following system of linear equations has no solutions, a…

A: See this solution in below.

Q: Graph the inequality. x - 1.4 ≤ 0

A: NOTE: Refresh your page if you can't see any equations. . the given inequality is  add 1.4 to both…

Q: - (a) (i) Given that tan 2x+tan x=0, show that tan.x = 0 or tan²x = 3. (ii) Hence find all solutions…

A: Given equation :- tan2x+tanx=0

Q: Use the intermediate value theorem to show that the polynomial has a real zero between the given…

A: Given function, f(x)=3x3-2x+6Put…

Q: Fill in the y values and first differences given the column of x values for the function -3x the…

A: Let's find y value and sketch graph.

Q: Determine a particular solution of the differential equation (x-y)dx+ (3x+y)dy-0. Use the…

A: See the answer below

Q: What is the slope and y intercept for f(x) = 9 -0.7x

A:

Q: For the given function f(x) and numbers L, c, and > 0, find the largest open interval about c on…

A:

Q: What’s a domain and range

A: To understand the concept of domain and range we need to understand the influence of x and y on the…

Q: Q2) Use ac-theorem, factor the following expressions. a) 9x² + 12x + 4 b) 4x² +37x +9

A: Solution

Q: Let f(x)=x² and g(x) = 4x-6. Perform the composition or operation indicated. 16x² - 48x+36 4x2² -6…

A:

Q: What will be the ages of Rona and Diana in 12 years if Rona is 5 years younger than Diana today. The…

A: age of Rona = r age of Diana = d   Rona is 5 year younger than Diana r = d - 5 r - d = -5   Sum of…

Q: Suppose Matt has invested in a mutual fund that is compounded annually at 14.51%. How long will it…

A:

Q: Suppose that the market research found the following relationships for Apple's iPhone 14 in 2022…

A: The supply equation is:2q-14p=100The demand equation is:15q+p=4200

Q: A jar of coins contains pennies, nickels, and dimes. The total number of coins is 13 and the total…

A: See this solution in below.

Q: Solve for A: You can resize a matrix (when appropriate) by clicking and dragging the bottom-right…

A: