Find the exact value of the expression, if possible. Do not use a calculator.tan-1 
A. - 
B. 
C. 
D. - 
Answer: D
Mathematics
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Write an expression for the general or nth term, an, for the geometric sequence.-3, -6, -12, -24, . . .
A. an = -3 ? 2n B. an = 3 ? (-2)n-1 C. an = -3 ? 2n-1 D. an = 3 ? (-2)n
Mathematics
If a = 2 and b = 5, find:
a. (ab)2 b. a2b c. ab2
Mathematics
Graph y = f(x) and y = |f(x)| in the standard viewing rectangle. Determine the x-intercept for the graph of y = |f(x)|.y = 3x - 4.2
A. 
x-intercept is -1.4.
B. 
x-intercept is -1.4.
C. 
x-intercept is 1.4.
D. 
x-intercept is 0.
Mathematics
Find the lateral area for a regular hexagonal prism in which the base edges are 4 inches long and the altitude is h = 6 inches.
A. 36 
B. 72
C. 144
D. None of These
Mathematics