For what value of x is the rational expression below equal to zero?
x - 9
(х – 4 )(х + 4)
a. 9
b.-4
c.4
d.-9

18

step-by-step explanation:

ik this stuph and i am smart donkey

do i do it on a graph?

step-by-step explanation:

answer: the answer is (b) amie should have multiplied

step-by-step explanation: given a sphere and a cylinder with same radius and height.

let, 'r' be the radius of the cylinder and sphere and 'h' be the height of the cylinder. according to the question,

r = h.

now, the volume of the sphere will be

and the volume of the cylinder will be

therefore, we have

thus, ammie should have multiplied the volume of the sphere