Identify rational number and Irrational numbers based on decimal expansion
00:02 Q9. Classify the following numbers as rational or irrational :
use the decimal expansions to distinguish between rationals and irrationals
00:19 (i) Find sqrt(23) is rational or irrational
decimal expansion of sqrt(23) is a non-terminating and non-repeating.
01:17 sqrt(23) is irrational.
01:38 (ii) Is sqrt(225) is rational or irrational ?
03:18 decimal expansion of sqrt(225) is terminating.
03:37 (iii) Say, whether 0.3796 is rational or irrational ?
Rational number, Irrational number defination.
04:27 (iv) 7.478478... is rational or irrational ?
05:44 (v) Find 1.101001000100001... is rational or irrational
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