Choose the graph of the equation.z= 5(x2+ y2)1/2

A.

B.

C.

D.


Answer: C

Mathematics

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Provide an appropriate response.Let f(x) = , x ? 1.(a) Find the area of the region between the graph of y = f(x) and  the x-axis.(b) If the region described in part (a) is revolved about the x-axis,  what is the volume of the solid that is generated?(c) A surface is generated by revolving the graph of y = f(x) about  the x-axis. Write an integral expression for the surface area and  show that the integral converges.(d) Use numerical techniques to estimate the area of the region in  part (c), to an accuracy of at least two decimal places.

What will be an ideal response?

Mathematics

Use ? or ? in the blank to make a true statement.{3, 31, 36}    {16, 31, 36, 46}

A. ? B. ?

Mathematics

Factor completely, or state that the polynomial is prime.x2(a - 4) + y2(4 - a)

A. (a - 4)(x + y)(x - y) B. (a - 4)(x2 + y2) C. prime D. (4 - a)(x + y)(x - y)

Mathematics

Perform the indicated operation.(6x - 8) + (2x + 10)

A. 8x - 2 B. 8x2 + 2 C. 8x + 2 D. 12x2 - 80

Mathematics