- #1
JJV19
- 2
- 0
This is what i have so far
SA = 2(pi)r^2 + 2(pi)r(245.45 / (pi)r^2)
Derivative of SA = - 490.9r^2 + 4(pi)r
0 = -490.9r^2 + 4(pi)r
and I'm stuck at this step.. I've tried a bunch of things to try and solve for r but i can't seam to get a logical answer for the radius of the minimized pop can
SA = 2(pi)r^2 + 2(pi)r(245.45 / (pi)r^2)
Derivative of SA = - 490.9r^2 + 4(pi)r
0 = -490.9r^2 + 4(pi)r
and I'm stuck at this step.. I've tried a bunch of things to try and solve for r but i can't seam to get a logical answer for the radius of the minimized pop can