Which of the following expressions are polynomials in one variable and which are not? State reasons for your answer.

This expression is not a polynomial because in the term the exponent of t is which is not a whole number.

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Which of the following expressions are polynomials in one variable and which are not? State reasons for your answer.

x^{10}+ y^{3} + t^{50}

x

x^{10}+ y^{3} + t^{50}This expression is not a polynomial in one variable because in the expression, three variables (x, y and t) occur.

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Which of the following expressions are polynomials in one variable and which are not? State reasons for your answer.

y^{2} +

y^{2} +

This expression is a polynomial in one variable y because in the expression there is only one variable (y) and all the indices of y are whole numbers.

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Which of the following expressions are polynomials in one variable and which are not? State reasons for your answer.

This expression is not a polynomial because in the term the exponent of y is (- 1) which is not a whole number.

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Which of the following expressions are polynomials in one variable and which are not? State reasons for your answer.

4x^{2} - 3x + 7

4x^{2} - 3x + 7

This expression is a polynomial in one variable x because in the expression there is only one variable (x) and all the indices of x are whole numbers.

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