Question

Solve using identities
(4x^2)-(4y^2)

Answer 1

the value of (4x^2)-(4y^2)
by using the identity (a+b)(a-b)=a^2-b^2
substitute the given numbers in the formula
(4x+4y)(4x-4y)
16x^2 - 16xy + 16xy - 16y^2
16x^2 - 16y^2