# How do you solve for P in #E=P/(4πd^2) #?

##### 1 Answer

Jun 1, 2018

#### Answer:

#### Explanation:

#"multiply both sides by "4pid^2#

#Exx4pid^2=cancel(4pid^2)xxP/(cancel(4pid^2))#

#"hence "P=4piEd^2#