Find the exact value of the sum.sin 
+ sin 
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Solve using the elimination method.- x + 4y = -4-3x - 4y = 20
A. (-3, -3) B. (-4, -2) C. No solution D. (2, -4)
Mathematics
Evaluate the definite integral.
A. 312.5 B. 312.4 C. 624.8 D. 1249.6
Mathematics
Find the difference. Simplify the result.
- 
A. 
B. - 
C. - 
D. - 
Mathematics
Select the correct graph of the polar equation. Find an interval for 
for which the graph is traced only once.
?
?
A. ?
B. ?
C. ?
D. ?
E. ?
Mathematics