Rewrite with positive exponents, and simplify, if possible.7-3/4
A. 
B. 
C. 
D. 
Answer: D
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Evaluate the integral.
A. 2145
B. 
C. 99
D. 
Provide the proper response.It can be shown that an ellipse with foci (c, 0) and (-c, 0) where the sum of the distances from any point 
of the ellipse to the two foci is 2a has equation 
+ 
= 1. Use this result to find an equation of an ellipse with foci (3, 0) and (-3, 0), where the sum of the distances from any point of the ellipse to the two foci is 8.
A. 
+ 
= 1
B. 
+ 
= 1
C. x2 + y2 = 64
D. 
+ 
= 1
Find the exact value of the composition.cos-1 
A. 
B. 
C. 
D. - 
Find the relative extrema of the function, if they exist.f(x) = x3 - 12x + 4
A. Relative maximum at (5, 69); relative minimum at (2, -12) B. Relative maximum at (-2, 20); relative minimum at (2, -12) C. Relative maximum at (5, 69); relative minimum at (-3, 13) D. Relative minimum at (-2, 20); relative maximum at (2, -12)