Explain what happens to the volume of a sphere when
a. the radius is doubled
b. the radius is tripled
c. the radius is quadruple

Pls! does anybody know a shortcut for answering these types of questions in the future?

Solve each equation using the quadratic formula. find the exact solutions. 6n^2 + 4n - 11

Me! i will mark brainliest! i don't get polynomials and all that other stuff. so this question is really hard. multiply and simplify.(x - 4) (x^2 – 5x – 6)show your