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Show that 1.272727.....can be expressed in …

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Show that 1.272727.....can be expressed in the form of p\q

Posted by Andhavarapu Kartikeya 5 years, 2 months ago

CBSE > Class 09 > Mathematics

2 answers

Naman Goel 5 years, 2 months ago

X=1.272727........ 10x=12.727272...... 100x=127.272727...... Subtract 3 from 1 10x-x=127.272727...-1.272727..... 9x=126 X=126/9 X=14

1Thank You

Sumit Kumar Suman 5 years, 2 months ago

X=1.2727 According to questions 100×x=1.2727×100(multiply both sides by 100 100x=127.2727 100x=126+1.2717 100x=126+x 100x-x=126 99x=126 X=126/99 Ans

1Thank You

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CBSE > Class 09 > Mathematics