Question

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Answer 1

Answer:

2x² + 2x + 6

Step-by-step explanation:

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Answer 2

Question:-

Which of the following is not a polynomial?

$a) \: 2 {x}^{2} + 2x + 6$

$b) \: {x}^{3} + 9$

$c) \: 5x + 10$

$d) \: \frac{2}{x} + 2$

Solution:-

Answer is d

Explanation:-

$\frac{2}{x} + 2 = (2 \times {x}^{ - 1} ) + 2$

As it has negative integral power it is not a polynomial