Solve the problem.Suppose that the x-intercepts of the graph of y = f(x) are 8 and 6. What are the x-intercepts of 

A. 72 and 54
B. 8 and 15
C. -1 and -3
D. 17 and 15


Answer: C

Mathematics

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Find the equation of the indicated least-squares curve. Sketch the curve and plot the data points on the same graph.For the points on the following table, find the least-squares curve y = m(10x) + b.

A. y = 0.0098(10x) - 2.349

B. y = 0.0063(10x) - 2.647

C. y = 0.052(10x) - 3.187

D. y = 0.147(10x) + 0.63

Mathematics

Find all solutions of the equation.8 sin x - 9 = 6 sin x- 8

A. x =  + n? or x =  + n?
B. x =  + 2n? or x =  + 2n?
C. x =  + n? or x =  + n?
D. x =  + 2n? or x =  + 2n?

Mathematics

Simplify the given expression.5 - 3(5w - 5) + w

A. w - 20
B. 14w + 20
C. w + 20
D. 14w - 20

Mathematics

Solve the system by the elimination method.  x - 3y = 2-5x - 2y = -10

A. ? B. {(2, 0)} C. {(-2, -1)} D. {(3, 2)}

Mathematics