If $x = 10$ , evaluate
(ii) $6 x^{2} - 25 x$ .

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Solution

Given : $6 x^{2} - 25 x$

Substituting $x = 10$ , in the given expression

$6 x^{2} - 25 = 6 \times (10)^{2} - 25 \times 10$
$= 6 \times 100 - 250$
$= 600 - 250$
$= 350$
Hence, the value of $6 x^{2} - 25$ for $x = 10$ is $350$ .

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