Math, asked by nurnobirana200, 4 months ago

৭। (7x-3) × (7x+5)

Answers

Answered by farid0340

1

Answer:

49x^2-14x-15 is ur ans.......

Step-by-step explanation:

(7x-3) × (7x+5)

= 49x^2 +35x - 21x - 15

= 49x^2 - 14x - 15.

(Ans).

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