Multiply.(2x - 9y2)2
A. 4x2 - 81y4
B. 4x2 + 36xy2 + 81y4
C. 4x2 + 81y4
D. 4x2 - 36xy2 + 81y4
Answer: D
Mathematics
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Find the indicated derivative. Assume that x is restricted so that ln is defined.Dx ln 5x
A. 5
B. 
C. 
D. 
Mathematics
Solve the problem.Check whether the sequence is arithmetic. If the sequence is arithmetic, find the common difference d.5, -15, 45, -135, 405, ...
A. arithmetic, d = 5 B. not arithmetic
Mathematics
Find values of x and y such that both fx(x,y) = 0 and fy(x,y) = 0.f(x,y) = 4x3 - 2xy + 8y
A. x = 4, y = 48 B. x = 2, y = 48 C. x = 2, y = 96 D. x = 4, y = 96
Mathematics
Find the intercepts for the graph of the equation.x + y = 0
A. (0, 4); (-4, 0) B. (0, -4); (0, 4) C. (-4, 0); (4, 0) D. (0, 0); (0, 0)
Mathematics