Question

answer this q fastttt​

Answer 1

Answer:

first of all take out xy as common.

then , break the remaining part using the formula

a² - b² = (a + b)(a - b).

Answer 2

Answer:

Step-by-step explanation:

x³y/9 - xy³/16

=> xy(x²/9 - y²/16)

=> xy [ (x/3)² - (y/4)²]

=> (xy)(x/3 + y/4)(x/3 - y/4)     (∵  a² - b² = (a + b)(a-b))