Evaluate the integral.
A. 4i - 90j + 
k
B. 8i - 90j + 
k
C. 8i + 90j + 
k
D. 8i - 90j + 
k
Answer: D
Mathematics
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Divide. Leave your answer in exponent form. Assume that all variables in any denominator are nonzero.
A. 
B. -32
C. 
D. 32
Mathematics
For the pair of functions, find the indicated domain.f(x) = 2x - 5, g(x) = 
Find the domain of f ? g.
A. (-6, 6) B. [6, ?) C. [-6, ?) D. [0, ?)
Mathematics
Simplify the expression.
?
?
A. 67
B. 
C. 
D. -67
Mathematics
Use the product-to-sum identities to rewrite the expression as the sum or difference of two functions.sin 5? sin 3?
A. sin2 15?2
B. 
sin 8? + 
cos 2?
C. 
cos 2? - 
cos 8?
D. 
cos 8? - 
cos 2?
Mathematics