Question

Which of the following expressions is a polynomial? Find the degree and zeroes of the polynomial.
(i)x/2 + 2/x (ii) x2 +2x

Answer 1

Answer:

Hey mate...

(1)x^2-2x+4=0

(x+4)(x-2)=0

Zeroes of this polynomial are - 4 and +2..

Degree of polynomial is 2..

(2)x^2+2x=0

(x+2)(x+0)=0

Zeroes of the polynomial are 0 and - 2

Degree of the polynomial is 2

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