Factorise: 6 - x - {2x}^{2}

Question

Factorise:
6 - x - {2x}^{2}

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Mackenzie 2 months 2021-10-04T20:37:03+00:00 1 Answer 0 views 0

Answers ( )

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    2021-10-04T20:39:01+00:00

    Answer:

    Factorisation :

    6 – x – 2x² = 0

    => 2x² + x – 6 = 0

    => 2x² + 4x – 3x – 6 = 0

    => 2x ( x + 2 ) – 3 ( x + 2 ) = 0

    => ( x + 2 ) ( 2x – 3 ) = 0

    => x + 2 = 0 or 2x – 3 = 0

    => x = -2 or x = 3/2 ANS

    Thanks !!

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