Math, asked by hetalashar82, 2 months ago

Rationaline the denominator 7+3√5/7-3√5

Answers

Answered by arunesh31

0

Answer:

(7+35)/(7–35)

Let us rationalize the denominator, we get

(7+35)/(7–35)=[(7+35)(7+35)]/[(7–35)(7+35)]

=[(7+35)2]/[72–(35)2]

=[72+(35)2+2.7.35]/[49–9.5]

=[49+9.5+425]/[49–45]

=[49+45+425]/[4]

=[94+425]/4

=2[47+215]/4

=[47+215]/2

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