Question

ME AJUDEM:
(6x-y)•(6x-y)=

(2a+3)•(2a+3)=

(2+9x)•(2+9x)=

Answer 1

Resposta:

(6x-y)•(6x-y)=

${36x}^{2} - 12xy + {y}^{2}$

(2a+3)•(2a+3)=

${4a}^{2} + 12a + 9$

(2+9x)•(2+9x)=

$4 + 36x + {81x}^{2}$