on dividing the polynomial 2x3 +4x2+5x+7 by a polynomial g(x)the quotient and remainder were 2x and 7-5x respectively find g(x)
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g(x)=x^2+2x+5............
hope it helps.......
hope it helps.......
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Answered by
102
by using the division algorithem
p(x)=g(x)*q(x)+r(x)
2x³+4x²+5x+7=g(x) x 2x +7-5x
2x³+4x²+5x+7-7+5x=g(x) x 2x
2x³+4x²+10x / 2x=g(x)
so we should divide 2x³+4x²+10x by 2x
by long division
so g(x)=x²+2x+5
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