Add or subtract as indicated.(2x2y - 4xy) - (5x2y + 4xy2) - (6xy + 3xy2)
A. -3x2y + 7xy2 - 10xy
B. -3x2y + 7xy2 + 2xy
C. -6x2y - 4xy2 - 10xy
D. -3x2y - 7xy2 - 10xy
Answer: D
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Evaluate the given double integral by changing it to an iterated integral. S is the triangular region with vertices (0, 0), (6, 0), and (0, 7)
A.
B.
C.
D.
Solve the equation.6r + 6 = 30
A. 18 B. 4 C. 22 D. 1
Use graphical methods to find values of x and y satisfying the given conditions. Find the value of the maximum or minimum.Find x ? 0 and y ? 0 such that3x + 2y ? 6 -2x + 4y ? 8 and z = 2x + 5y is maximized.
A. Maximum of 19 when x = 2 and y = 3
B. Maximum of 10 when x = 0 and y = 2
C. Maximum of when x =
and y =
D. Maximum of when x =
and y = 2
Solve the problem.Show that sin(sin-1v - cos-1v) = 2v2 - 1
What will be an ideal response?