Math, asked by upkedare, 2 months ago

Q. 2 Use a formula to multiply
2. (3х - 5) (3х + 5)

Answers

Answered by tejadogga

0

ANSWER:

3x(3x+5) - 5(3x+5)

= 9x^2 + 15x - 15x + 25

= 9x^2 + 25.

Answered by bksingh971781

0

(3x- 5) (3x+ 5)

3x* 3x + 3x*5 - 5*3x - 5*5

9x^2 + 15x - 15x - 25

9x^2 - 25 Ans.

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