Evaluate the integral.
A. - 
cos 5x - 
sin 5x + C
B. - 
cos 5x - 
x sin 9x + C
C. - 
cos 5x - 9x sin 5x + C
D. - 
cos 5x - 
x sin 5x + C
Answer: D
Mathematics
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A. h < 75 B. h ? 75 C. h ? 75 D. h > 75
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Suppose that ln 2 = a and ln 5 = b. Use properties of logarithms to write each logarithm in terms of a and b.ln 
A. 
(a - b)
B. 
(a + b)
C. 
(2a + b)
D. 
(a2 + b)
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Use the information given about the angle ?, 0 ? ? ? 2?, to find the exact value of the indicated trigonometric function.sin ? = - 
, 
< ? < 2?Find cos 
.
A. 
B. - 
C. - 
D. 
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Prove the identity.
?
What will be an ideal response?
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