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In each of the following two polynomials...

In each of the following two polynomials, find the value of `a ,` if `x+a` is a factor. (i) `x^3+a x^2-2x+a+4` (ii) `x^4-a^2x^2+3x-a`

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In each of the following polynomials, find the value of a if x+a is a factor: x^4-a^2x^2+3x-a

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