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Calculate the zeroes of the polynomial P(x) = 4x^2 - 12x + 9

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Calculate the zeroes of the polynomial P(x) = 4x2  - 12x + 9

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Let    P(x) = 4x2 -12x + 9

=  4x2 - 6x + 9

or,  p(x)  =  2x(2x - 3)  -3(2x  - 3)

 :.    0  =  (2x - 3) (2x - 3)

The zeros are    3 / 2, 3 / 2

:.    x = 3 / 2, 3 / 2

Hence, zeroes of the polynomial  are 3 / 2, 3 / 2.

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