Math, asked by nibhamishra0188, 2 months ago

factories the sum 9x^2+30x+21

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Answered by rima980

0

Answer:

Step-by-step explanation:

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Answered by ammulu565

1

Step-by-step explanation:

9x^2+21x+9x+21

3x(3x+7)+3(3x+3)

(3x+7)+(3x+3)

x=-3/7,x=-1

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