Evaluate the expression.(-7)2

A. -14
B. -49
C. 14
D. 49


Answer: D

Mathematics

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Triangle ABC is a right triangle with sides of lengths a, b, and c and a right angle at C. Find the indicated trigonometric function value of A. Rationalize denominators containing radicals.a = 5, c = 8; find cot A.

A.
B.
C.
D.

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Solve the equation.5x = -10

A. {-5} B. {-2} C. {5} D. {2}

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Sketch the derivative of the graph.?

A.

B.

C.

D.

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