Idk why my answer is wrong

Hw24-15.9-Triple-Integrals-in-Spherical-Co Problem Value: 1 point(s). Problem Score 0%. Attempts Remaining: 18 attempts Help Entering Answers (1 point) Write the equation z = /3z2 +3y2 in spherical coordinates cot(th)=1.732 W (Simplify as much as possible) Write the equation 322 + 2=2 - 9 in spherical coordinates. (3-sin^2(th)*cos^2(ph)+2*cos^2(th))(rh)^2 W NOTE: When typing your answers use "rh" for p, "th" for 0, and "ph" for d If you don't get this in 3 tries, you can see a similar example (online). However, try to use this as a last