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Coordinate Geometry

Question

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

$straight y plus 2 over straight y$

Solution

straight y plus 2 over straight y

This expression is not a polynomial because in the term

2 over straight y comma

the exponent of y is (- 1) which is not a whole number.

Some More Questions From Coordinate Geometry Chapter

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

4x² - 3x + 7

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

x¹⁰+ y³ + t⁵⁰

Write the coefficients of x² in each of the following:

2 + x² + x

Write the coefficients of x² in each of the following:
2 - x² + x³

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