Math, asked by 8157895001binu, 4 months ago

49x² -25
factorise the following expression

Answers

Answered by Thenavi

2

Answer:

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

Step-by-step explanation:

49x² -25

(7x)^2-5^2

By using identity,

a^2-b^2=(a+b)(a-b)

(7x)^2-5^2=(7x+5)(7x-5)

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