Use the formula for the nth term to find r.a = -243, r < 0, a5 = -3

A. - 
B. -3
C.
D. - 

Answer: A

Mathematics

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Graph the curve described by the function. Use analysis to anticipate the shape of the curve before using a graphing utility.r(t) = cos 2t sin t i + sin 2t sin t j +  k, for 0 ? t ? 16

A.

B.

C.

D.

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Mathematics

Solve the given differential equation. + y = 14 + 6 cos 3x

A. y = c1 sin x + c2 cos x +  cos 3x + 14
B. y = c1 sin x + c2 cos x -  cos 3x
C. y = c1 sin x + c2 cos x -  sin 3x + 14
D. y = c1 sin x + c2 cos x -  cos 3x + 14

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Mathematics

Find the approximate value of the expression with a calculator. Round your answer to three decimal places.cot-1 (1.3965)

A. 3.763 B. 2.521 C. 0.950 D. 0.621

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Mathematics

State whether the statement is true or false. ? The test point (0, 0) satisfies the inequality . ?

A. False B. True

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Mathematics