Use integration by parts to establish a reduction formula for the integral.
, n ? 1
A. 
= 
tann-1 x + 
B. 
= tann-1 x - 
C. 
= 
tann-2 x - 
D. 
= 
tann-1 x - 
Answer: D
Mathematics
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A. 
B. ?
C. 4
D. 2?
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where a and b are real numbers.4i + (-4 - i)
A. -4 + 3i B. 4 - 5i C. -4 + 5i D. 4 - 3i
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A. y2 + 100 B. y + 100 C. 100y2 - 20y + 100 D. y2 - 20y + 100
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A. 709,541 B. 790,541 C. 7,090,541 D. 7,009,541
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