Verify whether the following is zeros of the polynomial, indicated against them.
$p (x) = (x + 1) (x - 2), x = - 1, 2$

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Solution

$p (x) = (x + 1) (x - 2)$

$p (- 1) = 0$

$p (2) = 0$

Since $p (x) = 0$ for $x = - 1, 2$

So, we can say that they are zeroes of $p (x)$

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Similar questions

Verify whether the following are zeros of the polynomial, indicated against them.

1.. P(x) = 3x + 1, x=1/3

2.. p(y) = (x+1)(x+2), x= -2

explain how to solve these questions

p (x) = 3 x^{2} - 1, x = - \frac{1}{\sqrt{3}}, \frac{2}{\sqrt{3}}

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