Math, asked by yashika2153, 1 year ago

rationalise the denominator of 3/4+7 root 5 ?

Answers

Answered by sahasraramadugu2005

0

3/4+7√5

=3/4+7√5 × 4 -7√5/4 - 7√5

=3(4-7√5)/(4)² - 49×5

=12-21√5/16-245

=-9√5/-229

=9√5/229

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