Prove the formula of variance​

The variance of a random variable X, with mean EX=μX, is defined as Var(X)=E[(X−μX)2].

Explanation:

the first pic is in standard form

on june 23, 1972, the president signed title ix of the education amendments of 1972, 20 u.s.c. into law. title ix is a comprehensive federal law that prohibits discrimination on the basis of sex in any federally funded education program or activity.

your answer would be a. true