Find the exact value of the real number y.y = cos-1 
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Evaluate the definite integral. Express the answer in terms of natural logarithms.
A. ln(
+ 3)
B. ln(
+ 2)
C. ln
D. ln(
+ 
)
Mathematics
Set up an integral for the length of the curve.y = 5 cos x, 0 ? x ? ?
A. 
B. 
C. 
D. 
Mathematics
Factor by grouping.2a3 - 2a2 + 12a - 12
A. 2(a + 1)(a2 - 6) B. (2a - 1)(a2 + 6) C. 2(a2 - 1)(a + 6) D. 2(a - 1)(a2 + 6)
Mathematics
Find the slope of the tangent line to the curve when x has the given value.f(x) = x2, x = 7
A. 1 B. 49 C. -14 D. 14
Mathematics