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