Question

c) a²+2ab+b²,para a=-3 e b -4​

Answer 1

Resposta:

a²+2ab+b²

${( - 3)}^{2} + 2 \times ( - 3) \times ( - 4) + {( - 4)}^{2} \\ 9 + 24 + 16 \\ 9 + 40 \\ 49$

Answer 2

PRODUTOS NOTÁVEIS

$a^2+2ab+b^2\\\\\boxed{\begin{array}{lr} (a+b)^2 \end{array}}$

$\boxed{\begin{array}{lr} (-3+-4)^2 \\(-7)^2\\= 49\ \ \checkmark\end{array}}$

Reposta;

49

$|\underline{\overline{\mathcal{\boldsymbol{\LaTeX}}}}|$