Question

4x^2-y^2/25 using appropriate identities

Answer 1

Answer:

(2x+y/5)(2x-y/5)

Step-by-step explanation:

4x^2-y^2/25

=(2x)^2-(y/5)^2

=(2x+y/5)(2x-y/5)

By using identity a^2-b^2=(a+b)(a-b)