well, just plug it i:
S = 4 pi (4x+1)^2
now just expand that
A sphere has a radius of 4x + 1. Which polynomial in standard form best describes the total surface area of the sphere? Use the formula S = 4(pi)r2 for the surface area of a sphere.
5 answers
was the answer 64pix^2 + 32pix + 4pi
Yes.
whats pix? you mean pi?
Alyssia_TheTrueLimelight They meant pie and X