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which of the following is a polynomial expression a. 2^x + x + 3 b. x^2 + 2x + 7 or c. 1/x + 1/x2 + 1/x3 ( btw the ^2 means it’s squared ) please answer

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(b)

A polynomial has the form


a_(0)
x^(n) ±
a_(1)
x^(n-1) + ....

the only expression fitting this description is : x² + 2x + 7


User Kevin Mann
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