Question

solve the following using suitable identities 25x²-49

guys I just need one help from you please do step by step method to understand the method.
please do not give direct answer.
I hope you all understood. ​​​​

Answer 1

Answer:

you will use a^2-b^2 identity

Step-by-step explanation:

first- (5x)^2-(7)^2

second- (5x+7)(5x-7)

Answer 2

$25x ^{2} - 49 \\ (5x) ^{2} - 7 ^{2} \\ (5x + 7) (5 - 7)$