Question

(2x+5) (2x-5) =?

4x²+25

4x²-25

4x²-10x+25

4x²+10x-25

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Answer 1

Answer:

$option \: (b) \: is \: correct$

✔ hope it helps u ✔

Answer 2

Answer:

it's an identity

(2x+5) (2x-5)

(a+b) (a-b) = a²- b²

2x²- 5²

4x²-25 (option b)