Find the exact value under the given conditions.sin ? = 
, 0 < ? < 
; cos ? = 
, 0 < ? < 
Find cos (? + ?).
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Evaluate.73
A. 242 B. 243 C. 49 D. 343
Mathematics
List the potential rational zeros of the polynomial function. Do not find the zeros.f(x) = 5x5 - 2x2 + 5x - 1
A. ± 5, ± 
B. ± 1, ± 5, ± 
C. ± 1, ± 5
D. ± 1, ± 
Mathematics
Simplify the complex fraction.
A. 
B. 21y(y + 4)
C. 
D. 
Mathematics
Determine whether the number is prime, composite, or neither.36
A. Neither B. Composite C. Prime
Mathematics