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  • Verify whether the following are zeroes of the polynomial, indicated against it. (ii) p(x) = 5x - pi, x = 4 / 5

3.(ii) Verify whether the following are zeroes of the polynomial, indicated against it.

    (ii)    p(x) = 5x - \pi, x = \frac{4}{5}

Answers (1)

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Given polynomial is   p(x) = 5x - \pi

Now, at  x =\frac{4}{5}   it's value is 

p\left ( \frac{4}{5} \right )=5\times \left ( \frac{4}{5} \right ) -\pi = 4-\pi \neq 0
Therefore, no  x =\frac{4}{5}   is not a zero of  polynomial  p(x) = 5x - \pi

Posted by

Gautam harsolia

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