? is an acute angle and sin ? and cos ? are given. Use identities to find the indicated value.sin ? = 
, cos ? = 
. Find sec ?.
A. 
B. 
C. 
D. 
Answer: D
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Evaluate the integral.
A. 7 cot (7? + 8) + C
B. - 
cot (7? + 8) + C
C. 14 csc (7? + 8) cot (7? + 8) + C
D. -cot (7? + 8) + C
Find the exact value of the logarithm using logb bx = x.ln e2
A. 1 B. -2 C. 3 D. 2
Use the method of natural frequencies to find the indicated probability.In the town of Maplewood a certain type of DVD player is sold at just two stores. 27% of the sales are from store A and 73% of the sales are from store B. 2.4% of the DVD players sold at store A are defective while 4.2% of the DVD players sold at store B are defective. If Kate receives one of these DVD players as a gift and finds that it is defective, what is the probability that it came from store A?
A. 0.174 B. 0.024 C. 0.826 D. 0.211
Evaluate the function as indicated.Find f(-1.6) when f(x) = 12.
A. 12 B. -12 C. -19.2 D. -1.6