Write in radical form. Assume all variables represent positive real numbers.(5m4 + 4k2)4/3

A.  
B.  4
C.  
D. 3

Answer: B

Mathematics

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If r(t) is the position vector of a particle in the plane at time t, find the indicated vector.Find the acceleration vector.r(t) = (cos 2t)i + (5 sin t)j

A. a = (-4 cos 2t)i + (-5 sin t)j B. a = (-2 cos 2t)i + (5 sin t)j C. a = (-4 cos 2t)i + (-25 sin t)j D. a = (4 cos 2t)i + (-5 sin t)j

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Mathematics

Determine convergence or divergence of the alternating series.

A. Converges B. Diverges

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Mathematics

Use the distributive property to rewrite the expression. Do not find the product.4(7 + 11)

A. 4 + 7 + 11 B. 4 ? 7 ? 11 C. 4 ? 7 + 4 ? 11 D. 4 ? 7 + 11

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Mathematics

Multiply and simplify. Assume no radicands were formed by raising negative numbers to even powers.

A. 10
B. 6
C. -10
D. -6

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Mathematics