Esther G.

Please help explain! Find volume of the solid generated by revolving region bounded by graphs of equations y=5x2-20,x=0, and y=0 about the x axis. Write exact answer and do not round.... more

Find the area of the region bounded by the graphs of y = x, y = -x + 8, and y = 0 A 32 B 8 C 16 D None of these

Please help by explaining it short and simple, but in an easy to understand.

Find the function M that satisfies the following conditions:dM/dt= 8t^2−4 / t^2 ;M(4)=2.M(t)=?

The altitude (i.e., height) of a triangle is increasing at a rate of 2.5 cm/minute while the area of the triangle is increasing at a rate of 5 square cm/minute. At what rate is the base of the... more

Using double integrals, determine the volume formed below the surface defined by z=y(x+2) and above the surface bounded by x+y=0, y=1, y=square root of 2

The function h(t) gives the height and feet of a ball t seconds after is thrown upward from the roof of a 64 foot tall building. How many seconds after the ball is thrown does it reached it’s... more

 A bungee cord exerts a nonlinear elastic force of magnitude F(x) = k1x + k2x3, where x is the amount of stretch in the cord (its overall length minus its unstretched length), where k1 = 237 N/m... more

Suppose that  f '(x) = √ x− 2/x2 for x > 0, and that f (1) = 1. Find  f (4). (b) Suppose that  f '(x) = 2/ 1+x2 and that f (0) = 3. Find  f (1).

A sled dog pulls a loaded sled with a mass of 36 kg along a horizontal field at a constant speed. The coefficient of kinetic friction between the sled runners and the ground is 0.13 and the angle... more

A spaceship is 1500 meters above the Earth's surface descending at a velocity of 65m/s but slowing at arate of 4m/s^2. Worried about an alien attack, the US government spends 7 seconds debating the... more