Solve the problem.One side of a rectangle is 5 inches and the other side is x inches. What values of x will make the perimeter at least 38?
A. x < 14
B. x ? 14
C. 0 < x ? 14
D. x ? 14
Answer: D
Mathematics
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Divide as indicated.
A. 
B. -2x11
C. 7x3
D. 
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Write the fraction as a percent. If necessary, round the percentage to the nearest tenth.
A. 2% B. 200% C. 0.2% D. 20%
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Plot the zeros of the given polynomial on the number line together with the zeros of the first derivative.y = x2 + 9x + 20
A. 
B. 
C. 
D. 
Mathematics
Answer each question appropriately.Suppose the area of the region between the graph of a positive continuous function f and the x-axis from x = a to x = b is 7 square units. Find the area between the curves y = f(x) and y = 5f(x).
A. -28 square units B. 35 square units C. 42 square units D. 28 square units
Mathematics