Question

expand (a+3b)
If u will answer I'll mark brainliest
​

Answer 1

Step-by-step explanation:

By squaring

(a+3b)^2

a^+9b^2+6ab

Answer 2

I think u r missing something either cube or square

Here is your ans

♡♡ MARK IT AS BRAINLEIST ♡♡