For each of the following questions solve for the unknown qu

For each of the following questions, solve for the unknown quantity by rearranging the given equation.
For numerical answers, make sure to express all answers in scientific notation with the proper number of
significant figures. Be careful to write out all units and convert if necessary.
3.
F=GMm/r^2

a. M =
b. r =

M=kxa^3/p^2

a. P =
b. a =

Solution

F=GMm/r^2

a.

M = (F*r^2)/(Gm)

b

r = (GMm/F)^0.5

M=kxa^3/p^2

P = (kxa^3/M)^0.5

a = (M*p^2/kx)^(1/3)