Question

(x+2y)² solve it with identity
​

Answer 1

Answer:

x'2+4y'2+2*x'2**4y'2=

Step-by-step explanation:

plz mark me as brainliest

I will follow u

Answer 2

Answer:-

$\bf \huge \fbox \green{ \: \: {(a + b)}^{2} = {(a)}^{2} + 2ab + {(b)}^{2} \: \: }$

$\bf \: a = x \\ \bf \: b = 2y$

(x+2y)²=x²+2(x)(2y)+(2y)² =x²+4xy+4y²