Question

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If (5+2√3)/(7+√3)=a-√3b, find a and b where a and b are rational numbers.

Answer 1

Answer:

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Step-by-step explanation:

On comparing it with a - √3 b,

To rationalise the denominator, just multiply the whole fraction by its rationalising factor.

Here, the rationalising factor of 2 - √3 is 2 + √3.

Answer 2

Answer:

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Step-by-step explanation:

2+ 3¥ = a +b in formula a +be = 3 +2 ×5