Irrational Numbers

Practice Questions

Algebra II › Irrational Numbers

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1

Which of the following is an irrational number?

2

Which of the following numbers are irrational?

3

Which of the following is considered an irrational number?

4

Which of the following is equal to

$\frac{\sqrt{-16}}{5+\sqrt{-9}}$

5

Which of the following is not irrational?

6

Try without a calculator.

True or false: the set

$\left { 7 \pi , 8 \pi, 9 \pi, 10 \pi, 11 \pi \right }$

comprises only irrational numbers.

7

Solve the following equation for x. Express your answer with complex numbers.

$3+2x^{2}=-17$

8

Which of the following represents an irrational number?

9

Which set does NOT contain an irrational number?

10

Simplify

$\frac{5-2i}{5+2i}$

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