Question

Using identity find the square of (x+y/2) Plz tell fast​

Answer 1

Answer:

$x^{2} + \frac{y^{2} }{4} + xy$

Step-by-step explanation:

$(a+b)^{2} = a^{2} + b^{2} + 2ab \\(x+\frac{y}{2} )^{2} = x^{2} + (\frac{y}{2} )^{2} + 2x(\frac{y}{2} )\\= x^{2} + \frac{y^{2} }{4} + xy$