NEED HELP ASAP WILL MARK BRAINLIEST i added a picture of the question
Use synthetic division to show that x=Root5 is a root of 4x^3 + 3x^2- 20x – 15.

(4x+3)(x2−5)  hope it helped

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