Math, asked by akhiveera, 1 month ago

: Rationalise the denominator of 1 7 + 312

Answers

Answered by athirwinslet

0

Answer:

1/7+3√2

=1/7+3√2× 7-3√2/7-3√2

=7-3√2/ (7+3√2)(7-3√2)

=7-3√2/(7)^2-(3√2)^2

=7-3√2/49-18

=7-3√2/31

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