English, asked by asadul87, 6 months ago

7x-3 এবং 7x+5 এর গুনফল কতো?

Answers

Answered by Rehanlover

4

Answer:

7*3 7+5 = 89

hope it helps

Answered by agreastalice

0

Answer:

(7x-3)(7x-5)

Explanation:

Ques : ( 7x-3 ) (7x+5 )

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

= 7x( 7x - 5 ) - 3( 7x - 5 )

= (7x - 3) (7x - 5 )

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