Which relations are functions
Select function or not a function for each graph
PLS HELP

The first and second one are functions, the rest are not

Step-by-step explanation:

They actually can all be functions

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

answer: 12

step-by-step explanation:

because yes