English

State, Whether the Following Numbers is Rational Or Not : 3/2√22 - Mathematics

Advertisements
Advertisements

Question

State, whether the following numbers is rational or not : 
`( 3/[2sqrt2])^2`

Sum
Advertisements

Solution

`( 3/[2sqrt2])^2 = ( 3 )^2/( 2sqrt2)^2 = 9/[ 4 xx 2 ] = 9/8`

Rational Number.

shaalaa.com
  Is there an error in this question or solution?
Chapter 1: Rational and Irrational Numbers - Exercise 1 (B) [Page 13]

APPEARS IN

Selina Concise Mathematics [English] Class 9 ICSE
Chapter 1 Rational and Irrational Numbers
Exercise 1 (B) | Q 1.5 | Page 13
Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×