Question

(y-x) (y+x)is equal to ​

Answer 1

⇒(y-x) (y+x)

★ We know : (a+b) (a-b) =a²-b²

⇒y²-x²

Answer 2

Explanation:

$\bold{(y-x) (y+x)}$

Formula :-

$\bold{(a - b)(a + b) = {a}^{2} - {b}^{2} }$

$\bold{Here, \: a \: = y \: \: and \: \: b = x}$

$\bold{ {y}^{2} - {x}^{2} }$

I hope it is helpful