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3

Write four irrational numbers between 0.1 and 0.2.

Four irrational numbers are

0.1010010001…,

0.1212212221…,

0.13113313331…, and

0.1414414441…

6

Divide

13

If

15

Simplify:

17

Match the following columns:

Column I | Column II |

A. B. C. D. | (p) a rational number (q) an irrational number (r) (s) |

The correct answer is:

(a)-……., (b)-……., (c)-……., (d)-…….,

20

Prove that