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Solve 9x²-3x-2=0 using factorisation

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Solve 9x²-3x-2=0 using factorisation

Posted by Akshara Verma 5 years, 6 months ago

CBSE > Class 10 > Mathematics

1 answers

Yogita Ingle 5 years, 6 months ago

9x²-3x-2= 0

9x²-6x+3x-2 = 0

3x(3x-2)+1(3x-2) =0

(3x+1)(3x-2) = 0
3x + 1 = 0 and 3x - 2 = 0
x = - 1/3 , 2/3

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CBSE > Class 10 > Mathematics