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Find out the roots of the …

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Find out the roots of the following by quadratic equation 9X square - 9(a+b)X + (2a square + 5ab square)

    • Posted by Spoorti Shrinivas 5 years, 1 month ago

    CBSE > Class 10 > Mathematics
    • 1 answers

    Gaurav Seth 5 years ago

     

    9x2 - 9(a + b) x + (2a2+ 5ba + 2b2) = 0

    9x2 - 9(a + b)x + (2a + b) (a + 2b) = 0

    9x2 - 3(2a + b)x - 3 (a + 2b)x + (2a + b) (a + 2b) = 0

    3x[3x - (2a + b)] - (a + 2b) [3x - (2a + b)] = 0

    [3x - (2a + b)] [3x - (a + 2b)] = 0

    x = 

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