Translate the English expression into an algebraic expression. Use x to represent the unknown number.The square of a number

A.
B. 2x
C. x + x
D. x2

Answer: D

Mathematics

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Find the derivative.y = 18x sin 19x

A. 342x cos 19x + 18 sin 19x B. 342x cos 19x + sin 19x C. 342x cos 18x + 18 sin 19x D. -342x cos 19x + 18 sin 19x

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Mathematics

Find the volume of the solid generated by revolving the region bounded by the given lines and curves about the . y = , y = 3, x = 0

A. ?
B. 18?
C. ?
D. 9?

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Mathematics

Simplify.

A. 43,300 B. 41,300 C. 52,300 D. 42,300

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Mathematics

Solve the equation.log5(x + 3) = 3

A. {122} B. {246} C. {240} D. {128}

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Mathematics