Question

gave me full explanation on paper please 25y^2-81z^2​

Answer 1

Answer:

(5y)²-(9z)²=(5y+9z)(5y-9z)

as a²-b²=(a+b)(a-b)

Answer 2

Answer:

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

Step-by-step explanation:

Ye wala formula use karo and usko simplify karo