Find the volume of the solid that lies within the sphere , above the plane, and outside the cone .

I am having trouble finding the integral of phi

p is from 0 to 1

theta is from 0 to 2pi

but the scale of 3 on the function is screwing me up with theta

i feel like im getting close, but i need a push

i thought it may have been 3*sqrt(1/10) to pi/2

but it didnt turn out to be