Exemplar Exercise Problems IX — task. Mathematics CBSE, Class 9.

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1. Find the value of

$m$ , so that

$2x -1$ be a factor of

$8x^4 +4x^3 -16x^2 +10x+m$ .

$m=$

2. If

$x +1$ is a factor of

$ax^3 +x^2 -2x+4a-9$ , then find the value of

$a$ .

$a=$

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