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Find all values of the variable for which the rational expression is undefined X plus 3 over 5 x squared + 21 x - 20
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Find all values of the variable for which the rational expression is undefined X plus 3 over 5 x squared + 21 x - 20

User Sabisabi
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1 Answer

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1) (x+3)^5+21x+20
2) x^5+243+21x+20
3) x^5+21x+263

The answer is x^5+21x+263
User RubenDG
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