Question

What is the square for2a + b​

Answer 1

Answer:

$( {2a + b})^{2} = 4 {a}^{2} + {b}^{2} + 4ab$

hope this will help you

Answer 2

Answer:

(2a+b)^2

2a*2a+2*2a*b+b^2

4a^2+4ab+b^2