Find the gradient of the function f(x, y, z) =


Mathematics

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Find the volume of the solid generated by revolving the region about the given line.The region in the first quadrant bounded above by the line y = 3x3, below by x-axis, and on the right by the line x = 1, about the line y = -1

A. ?
B. ?
C. ?
D. ?

Mathematics

Solve the problem.A plane takes off from an airport on the bearing S29°W. It continues for 20 minutes then changes to bearing  and flies for 2 hours 20 minutes on this course then lands at a second airport. If the plane' s speed is 420 mph, how far from the first airport is the second airport? Round your answer correct to the nearest mile.

A. 1110 mi B. 1011 mi C. 1111 mi D. 1010 mi

Mathematics

Simplify the fraction. ? ? Assume that the denominator is not 0. ?

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E. ?

Mathematics

Write the equation in the standard form ax2 + bx + c = 0. Then identify the values of a, b, and c. Do not actually solve the equation.9y2 + 5 = 0

A. a = 9, b = 5, c = 0 B. a = 2, b = 0, c = -5 C. a = 0, b = 9, c = 5 D. a = 9, b = 0, c = 5

Mathematics