Question

(4b²+3)²,Expand the given equation.

Answer 1

hello mate!.....

$given.... \\ \\ (4b {}^{2} + 3) {}^{2} \\ \\ = 16b {}^{4} + 9 + 24b {}^{2} \\ \\ hope \: it \: helps \: u$

Answer 2

BONJOUR,
❤ ❤ ❤ ❤
we use identity in this question,
$(x + y) {}^{2} = x {}^{2} + 2xy + y {}^{2} \\ (4b {}^{2} + 3) {}^{2} \\ (4b {}^{2} ) {}^{2} + 2 \times 4b \times 3 + 3 {}^{2} \\ 16b {}^{4} + 24b + 9$