Question

(3x+4) (3x+4) Me ajudem preciso entregar o TD hj

Answer 1

$\large\boxed{\begin{array}{l}\rm(3x+4)(3x+4)=(3x+4)^2\\\rm (3x+4)^2=(3x)^2+2\cdot3x\cdot 4+4^2\\\rm (3x+4)^2=9x^2+24x+16\end{array}}$