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Factorise 84-2x-x^2

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Factorise 84-2x-x^2

    • Posted by Ayush Bhardwaj 6 years, 5 months ago

    CBSE > Class 09 > Mathematics
    • 1 answers

    Ram Kushwah 6 years, 5 months ago

    84−2x−2x2=−2(x2+x−42)=−2(x2+7x−6x−42)=−2{x(x+7)−6(x+7)}=−2(x+7)(x−6)

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