मराठी

Which of the following pair represent the same rational number? and-721 and 39

Advertisements
Advertisements

प्रश्न

Which of the following pair represent the same rational number?

`(-7)/21  "and"  3/9`

बेरीज
Advertisements

उत्तर

Given, `(- 7)/21  "and"  3/9`

=`(- 7 xx 1)/(7 xx 3)  "and"  (3 xx 1)/(3 xx 3)`

=`(- 1)/3  "and"  1/3`

But, `(- 1)/3 ≠ 1/3`

Since one of the given rational numbers is positive and the other is negative, the given pair does not represent the same rational number.

shaalaa.com
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 8: Rational Numbers - EXERCISE 8.1 [पृष्ठ १३४]

APPEARS IN

एनसीईआरटी Mathematics [English] Class 7
पाठ 8 Rational Numbers
EXERCISE 8.1 | Q 6. (i) | पृष्ठ १३४

व्हिडिओ ट्यूटोरियलVIEW ALL [1]

Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×