3х + 21
6х +6
For which values of x is the expression undefined?

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

correct answer:

b.(19,-2)

i dont get the question

step-by-step explanation:

step-by-step explanation: