Question

The radius of sphere is given by r=3t. The rate of change in volume at t=1 is equal to?

Answer 1

Hii dear .

Here u r

V=4/3πr³

V= 4/3 π 27t³

dv/dt = 4/3 π27×3T² .

Soo ..108π ..

Thxxx. Mark it dear