Find the exact value of the expression if ? = 45°. Do not use a calculator.g(?) = sin ?Find 10g(?).
A. 10
B. -10
C. 5
D. -5
Answer: C
Mathematics
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Find the volume of the solid generated by revolving the region about the given line.The region bounded by the line 
, by the curve 
, by the line 
, and by the line 
about the line 
.
A. 24? B. 48? - 32 C. 24? - 64 D. 8?
Mathematics
Write exponential notation.7 ? 7 ? 7 ? 7
A. 74 B. 47 C. 72 D. 28
Mathematics
Use the sum and difference identities to evaluate exactly.sin 75°
A. 
B. 
C. 
D. 
Mathematics
Determine the number of subsets of the set.A set of 4 elements
A. 16 B. 17 C. 8 D. 10
Mathematics