Question

x²+7x+9 State whether the given algebraic expression are polynomials? Justify.

Answer 1

Yes, it is a polynomial.

Because it's all powers are non negative integer.

Answer 2

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An algebraic expression in

which the variables involved

have only non-negative

integral powers is called a

polynomial .

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Here ,

x² + 7x + 9 is a polynomial.

It's degree is 2 .

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