Rewrite the following angle in radian measure as a multiple of ?.
?
-230°
?
A. 
B. 
C. 
D. 
E. 
Answer: A
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Find the exact value of the expression using the provided information.Find tan(s + t) given that cos s = 
, with s in quadrant I, and 
with t in 
A. 
B. 
C. 
D. 
Use the accompanying graph of y = f(x) to sketch the graph of the indicated equation.y = 2f(x)
A. 
B. 
C. 
D. 
Solve the problem.A piece of rectangular sheet metal is 18 inches wide. It is to be made into a rain gutter by turning up equal edges to form parallel sides. If the length of each parallel side is x inches, what value of x will maximize the rain gutter's cross-sectional area (and thus maximize the amount of water the gutter will hold)? If necessary, round to the nearest hundredth.
A. 4.5 in. B. 9 in. C. 72 in. D. 36 in.
Find the prime factorization of the composite number.252
A. 24 ? 7 B. 22 ? 32 ? 7 C. 23 ? 32 ? 7 D. 34 ? 7