Question

find the zero of the polynomial
‐11/x +1. ​

Answer 1

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Answer 2

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Step-by-step explanation:

10th

Maths

Polynomials

Relationship between Zeroes and Coefficients of a Polynomial

Find all the zeros of x3 + ...

MATHS

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Asked on December 27, 2019 by

Sukriti Shrey

Find all the zeros of x

3

+6x

2

+11x+6 if (x+1) is a factor.

MEDIUM

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ANSWER

Since (x+1) is a factor of given cubic equation.

∴ it will completely divide the given equation.

Now, (x

3

+6x

2

+11x+6)=(x

2

+5x+6)(x+1)

=(x+2)(x+3)(x+1)

∴ zeros of (x+1)(x+2)(x+3)=0 are

x+1=0⇒x=−1

x+2=0⇒x=−2

x+3=0⇒x=−3