Math, asked by Harsh112233445566, 1 year ago

rationalise the denominator of unroot 5/2-root 7​

Answers

Answered by Ishwarya12
0

Answer:

5/(2-√7)

=5/(2-√7) x (2+√7)/(2+√7)

=5(2+√7)/4-7

=(10+5√7)/-3

=(-10-5√7)/3

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Answered by acsahjosemon40
1

Answer:

5/(2-√7)

=5/(2-√7) x (2+√7)/(2+√7)

=5(2+√7)/4-7

=(10+5√7)/-3

=(-10-5√7)/3

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