Question

expand (2a+3b)^2 expand ​

Answer 1

$\huge\mathfrak\pink{Answer♡}$

$= (2a)^{2} + 2(2a)(3b) + (3b)^{2}$

$= 4a^{2} + 12ab + 9b^{2}$

Answer 2

Answer:

$(2a + 3b) {}^{2} \\ use \: (a + b) {}^{2} = {a}^{2} + 2ab + {b }^{2} \\ a = 2a \: b = 3b \\ (2a)^{2} + 2(2a)(3b) + (3 b)^{2} \\ 4 {a}^{2} + 12ab + 9 {b}^{2}$