Perform the indicated operation. Simplify, if possible.
+ 
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Find the derivative.f(x) = 
A. 
x-5/6
B. - 
x-7/6
C. 
x-1/6
D. 
x7/6
Mathematics
Multiply and simplify. Assume variables do not cause any denominators to equal 0.
? 
A. 
B. 
C. 
D. 
Mathematics
Find the indicated sum. If necessary, round to four decimal places.S7for the series 1 + x4 + x8 + x12+ . . .
A. 
B. 
C. 
D. 
Mathematics
Determine the real solutions to the system of nonlinear equations.y = -x2 + 3x2 + y2 = 5
A. (1, 2), (-1, 2) B. (2, -1), (-2, -1) C. (1, 4), (4, 19) D. (2, -1), (1, 2), (-1, 2), (-2, -1)
Mathematics