Evaluate the derivative of the given function at the given point.x2 + y2 = 25; (-4, 3)
A. - 
B. 
C. 
D. - 
Answer: B
Mathematics
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Find the specific function value.Find f(3, 0, 8) when f(x, y, z) = 3x2 + 3y2 - z2.
A. -33 B. 91 C. -55 D. -37
Mathematics
Solve and check.6m2 = 11m
A. - 
, 0
B. - 
, 
C. 0, 
D. 0
Mathematics
Find the nth term of the geometric sequence.a = 2; r = -2
A. an = 2 ? -2n B. an = 2 ? 2n-1 C. an = -2 ? 2n-1 D. an = 2 ? -2n-1
Mathematics
Multiply.-9x4 ? 9x4
A. 18x8 B. -81x8 C. -81x16 D. 18x16
Mathematics