Find the zero of the polynomial in each of the following cases:
(i)
(ii)
(iii)
(iv)
(v)
(vi)
(vii)
are real numbers.
Solution (i)
Finding zero of
is same as solving equation
Therefore, -5 is zero of the polynomial
Solution (ii)
Finding zero of
is same as solving equation
Therefore, 5 is zero of the polynomial
Solution (iii)
Finding zero of
is same as solving equation
Therefore,
is zero of the polynomial
Solution (iv)
Finding zero of
is same as solving equation
Therefore,
is zero of the polynomial
Solution (v)
Finding zero of
is same as solving equation
Therefore, 0 is zero of the polynomial
Solution (vi)
Finding zero of
is same as solving equation
Therefore, 0 is zero of the polynomial
Solution (vii)
are real numbers.
Finding zero of
is same as solving equation
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