Find the derivative.f(x) = 
- 
+ 
, find f'(x)
A. - 
- 
- 
B. 
- 
- 
C. -2
+ 
- 
D. - 
+ 
- 
Answer: D
Mathematics
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Find the area of the specified region.Shared by the circles r = 9 cos ? and r = 9 sin ?
A. 
(2 - 
)
B. 
?
C. 
(4? - 3
)
D. 
(? - 2)
Mathematics
Find the center and radius of the circle.x2 + y2 = 34
A. Center: (0, 0), radius: 
B. Center: (1, 1), radius: 
C. Center: (0, 0), radius: 34
D. Center: (1, 1), radius: 34
Mathematics
Choose the graph of the equation.z = -3xy - x3 + y3 + 
A. 
B. 
C. 
D. 
Mathematics
Determine whether the given equation is an identity.-5(- 2x + 4) = 3 - 9x - 4x
A. Yes B. No
Mathematics