Math, asked by Anonymous, 5 months ago

1. (3x+5)(3x+2)
2. (4x+7y)(4x+5y)
3. (2x^2+7)(2x^2+9)
4. (abc-5)(abc-8)
Please Solve This Question in notebook please.......

Answers

Answered by dkyadav94

3

USE .

THIS IDENTITY .☞☞☞

(x+a)(x+b)=x2+(a+b)x+ab

Answered by riya15955

0

Answer:

1. 9x² +21x +10

2. 16x² + 48xy + 35x² => 51x² + 48xy

3. 4x² + 32x² + 63 => 36x² +63

4. a²b²c² - 13abc + 40

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