Answer the question.The monomial 16x8y4 is a perfect square.True or False?
A. True.
B. False.
Answer: A
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Solve the problem.Find the number of units that must be produced and sold in order to yield the maximum profit, given the following equations for revenue and cost:R(x) = 20x - 0.5x2C(x) = 4x + 5.
A. 24 units B. 16 units C. 17 units D. 21 units
Find the volume under the surface z = f(x,y) and above the rectangle with the given boundaries.z = 6x2y; R = {(x, y): 0 ? x ? 4, 0 ? y ? 3}
A. 1256 B. 676 C. 2256 D. 576
Perform the indicated operation.(2.4z + 10) - (9.6z - 14)
A. -7.2z + 24 B. 12z - 4 C. -72z + 24 D. 7.2z - 24
Identify the function's extreme values in the given domain, and say where they are assumed. Tell which of the extreme values, if any, are absolute.f(x) = x2 - 8x, -? < x ? 8
A. local minimum: -16 at x = 4; local and absolute maximum: 0 at x = 8 B. local and absolute minimum: -16 at x = 4; local and absolute maximum: 0 at x = 8 C. local minimum: 0 at x = 8; local and absolute maximum:-16 at x = 4 D. local and absolute minimum: -16 at x = 4; local maximum: 0 at x = 8