Determine whether x-1 is a factor of the polynomial f(x)= x^3 + 2x^2-3

asked May 5, 2022 29.8k views

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If x-1 is a factor f(1)=0

$\\ \sf\longmapsto f(1)=0$

$\\ \sf\longmapsto 1^3+2(1)^2-3=0$

$\\ \sf\longmapsto 1+2-3=0$

$\\ \sf\longmapsto 3-3=0$

$\\ \sf\longmapsto 0=0$

Verified

RAMAN RANA answered May 11, 2022

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