Solve the polynomial equation by factoring.x4 - 18x2 + 32 = 0

A. 16, 2
B. 4, 
C. 16, ±
D. ±4, ±


Answer: D

Mathematics

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Find the Jacobian J(u, v). 

A. - 
B. 11
C. -11
D.

Mathematics

Find the product.(6x - 5 + 6y)2

A. 36x2 - 60x + 72xy - 60y + 36y2 B. 36x2 - 60x + 25 + 72xy - 60y + 36y2 C. 36x2 - 60x + 25 + 36xy + 30y + 36y2 D. 36x2 - 30x + 25 + 36xy + 30y + 36y2

Mathematics

An objective function and a system of linear inequalities representing constraints are given. Graph the system of inequalities representing the constraints. Find the value of the objective function at each corner of the graphed region. Use these values to determine the maximum value of the objective function and the values of x and y for which the maximum occurs.Objective Functionz = 7x + 3yConstraintsx ? 0 0 ? y ? 2 x - y ? 3 x + 2y ? 6

A. Maximum: 20; at (2, 2) B. Maximum: 31; at (4, 1) C. Maximum: 6; at (0, 2) D. Maximum: 21; at (3, 0)

Mathematics

Find the first three nonzero terms of the Maclaurin expansion of the given function.f(x) = 

A. 1 + x2 - x4 + ...
B. 1 + x - x3 + ...
C. 1 - x + x2 - ...
D. 1 - x + x2 - ...

Mathematics