Question

(3a+6b)2
plisss x fa ayudemen

Answer 1

(3a+6b)²         se resuelve asi a²+2ab+b²      donde a=3a     b=6b

(3a+6b)²=(3a)²+2(3a)(6b)+(6b)²
(3a+6b)²=9a²+36ab+36b²

Answer 2

3a+6b)²=(3a)²+2(3a)(6b)+(6b)²
(3a+6b)²=9a²+36ab+36b²