Question

(2y + 5) (2y - 5) in identities

Answer 1

Answer:

This might help you

Step-by-step explanation:

(a+b) (a-b) = a2-b2

Ans: 4y2-25

Answer 2

Answer:

$(a + b)(a - b) = a^{2} - b^{2} \\ 4y ^{2} - 25$