Question

factorise using identity 5x2 - 7y2

Answer 1

heya!!

solve it using following identity :-

a² - b² = (a + b) (a - b)


for detailed solution, Refer to given attachment please

Answer 2

Hey friend !

Here's your answer

>>>>>>>>>>>>>>>>>

5x² - 7y² is in the form of a²-b²

We know that a²-b² = (a+b)(a-b)

Here a = 5x and b= 7y

Therefore ,

(a+b)(a-b)

= (5x+7y)(5x-7y)

which gives rise to 5x² - 7y²

# Hope it helps #