Question

Please answer
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Answer 1

Answer:

$\sqrt{x} - 1$

Step-by-step explanation:

Hope it helps you.

Answer 2

Question:-

Which of the following is not a polynomial

$a) \: 5 {x}^{2} + 2x + 11$

$b) \: {x}^{3} + 4$

$c) \: \sqrt{x} + 1$

$d) \: {x}^{2} - 9$

Solution:-

Answer is c

Explanation:-

$\sqrt{x} + 1 = {x}^{ \frac{1}{2} } + 1$

It has fractional power

So, it is not a polynomial