Use the data shown in the scatter plot to determine whether the data should be modeled by a linear function.
A. Yes, approximately linear
B. No, data points do not lie close to a line
C. Yes, exactly linear
Answer: A
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Provide an appropriate response.Sales returns or allowances are refunds/adjustments for unsatisfactory merchandise or services.
A. True B. False
Use the intermediate value theorem for polynomials to show that the polynomial function has a real zero between the numbers given.f(x) = 3x3 - 3x + 8; -2 and -1
A. f(-2) = -9 and f(-1) = 9 B. f(-2) = 10 and f(-1) = 8 C. f(-2) = 10 and f(-1) = -8 D. f(-2) = -10 and f(-1) = 8
Solve the problem.The data lists braking distances D in feet for cars traveling at x miles per hour on dry, level pavement. Find a function given by D(x) = ax2 that models these data. 
A. D(x) = 
x2
B. D(x) = 
x2
C. D(x) = 18x2
D. D(x) = 9x2
Simplify.
A. -2 B. -4 C. 4 D. 2