Write the complex number in trigonometric form r(cos ? + i sin ?), where r is exact and -? < ? ? ?.-6 - 6
i
A. 12 
B. 12 
C. 6 
D. 6 
Answer: B
Mathematics
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Express the integrand as a sum of partial fractions and evaluate the integral.
dx
A. 3 ln 
- 
+ C
B. 8 ln 
+ ln 
+ C
C. 3 ln 
+ ln 
- 
+ C
D. 3 ln 
+ ln 
+ C
Mathematics
Solve the problem.Lotoff's Fashion Corner received a new line of paisley ties that had a net cost of $29 each. If they were given a series discount of 35/35, find the list price.
A. $8.70 B. $96.67 C. $68.64 D. $12.25
Mathematics
Simplify the expression by removing parentheses and combining like terms.9x - (3x - 6) - (-7x + 1)
A. 13x + 5 B. 13x + 7 C. 13x - 7 D. 19x + 5
Mathematics
Use trigonometric identities to solve each equation in the interval [0, 2?]sec2 x - 2 = tan2 x
A. 
B. 
C. 
D. ?
Mathematics