What is the correct order of steps for the identity a. 4,3,5,1,2
b. 4,5,3,1,2
c. 3,4,5,1,2
d. 3,4,1,5,2

step 5 says tan2x=((2sinxcosx)/cos^2x)/(cos^2x/ cos^2x)-(sin^2x/cos^2x)

Asphere has a diameter of 10 in. what is the volume of the sphere?

Find the area of a parallelogram with base 15 yards and height 21 2/3

How do i start to solve? would appreciate a walk-thru! a bird sitting 16ft above the ground in an apple tree dislodges an apple. after how many seconds does the apple land on the ground? (assuming that no branches will interfere with it's fall)