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Find whether -1 is a zero …

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Find whether -1 is a zero of the polynomial p(x) =5xsquare-3x-1

    • Posted by ? Student 6 years, 8 months ago

    CBSE > Class 10 > Mathematics
    • 2 answers

    Ramesh Kumar 6 years, 8 months ago

    X=-1 P(x)=5x^2-3x-1 =5(-1)^2-3(-1)-1 =5+3-1 =8-1 =7 Hence,x=-1 is not a zero of p(x)

    0Thank You

    Divyaman Pal 6 years, 8 months ago

    putting x=-1 we observe that the remainder of equation comes 7. so it is not zeroes of polynomial

    0Thank You

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