Simplify the expression. Write your answer without negative exponents. Whenever an exponent is negative or zero, assume that the base is not zero.(x-5)-3

A.
B. -x8
C.
D. x15


Answer: D

Mathematics

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Insert the correct sign of inequality (> or <) between the given numbers.  3.17

A.  > 3.17
B.  < 3.17

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Solve the problem.Evaluate by transforming to cylindrical or spherical coordinates.

A. 729? B. 6561? C. 8748? D. 81?

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Find the center (h, k) and radius r of the circle. Graph the circle.x2 + y2 - 8x - 4y + 11 = 0

A. Center (4, 2), r = 3

B. Center (4, -2), r = 3

C. Center (-4, 2), r = 3

D. Center (-4-2), r = 3

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Use a graphing utility to graph the curve defined by the given parametric equations.x = t + 2, y = 3t - 1; 0 ? t ? 3

A.

B.

C.

D.

Mathematics