Simplify.-7 + (19)(9) + 2
A. 132
B. 110
C. 23
D. 166
Answer: D
Mathematics
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Solve the equation 
. Restrict your attention to the horizontal span of 0 to 5. Round your answer to two decimal places if necessary.
?
A. 4.11 B. 2.74 C. 2.8 D. 4.68
Mathematics
Replace the polar equation with an equivalent Cartesian equation.r cos ? = 5
A. y = 5 B. x = 5 C. 5y = 1 D. 5x = 1
Mathematics
Express the given function as a composite of functions f and g such that y = f(g(x)).y = 
A. f(x) = 
, g(x) = 8x - 9
B. f(x) = 
, g(x) = 8x + 9
C. f(x) = -
, g(x) = 8x + 9
D. f(x) = x, g(x) = 8x + 9
Mathematics
Solve the inequality.512x < 8
A. x < 3
B. x < -3
C. x < - 
D. x < 
Mathematics