Question

find the squares of the the binomial: 3a + 1

Answer 1

this is the method which has formula

Answer 2

Answer:

Step-by-step explanation:

(3a+1)^2

(a+b)^2= a^2+2ab+b^2

(3a)^2+2(3a)(1)+(1)^2

9a^2+6a+1