Solve the problem.A number is 30 less than its square. Find all such numbers.

A. -5 and 6
B. -6 and 6
C. -6 and 5
D. -5 and 5

Answer: A

Mathematics

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Evaluate the integral using the given substitution. dx , u = -

A. -  +  sin  + C
B. +  sin  + C
C. -  + sin³  + C
D. -  +  sin  + C

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Mathematics

Solve the problem.Find the volume of a barber's pole having the shape of a right circular cylinder of radius 4 in. and height 19 in. topped by a sphere of the same radius. (Round to the nearest hundredth unit.)

A. 954.6 in.3 B. 1222.5 in.3 C. 1909.2 in.3 D. 535.9 in.3

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Mathematics

Find the derivative of y with respect to the independent variable.y = t8 - e

A.
B. t^{8 - e}
C. (8 - e)t^{7 - e}
D. (7 - e)t^{8 - e}

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Mathematics

Provide an appropriate response.Explain the error in the following: x2 - y2 = (x - y)2

What will be an ideal response?

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Mathematics