Question

rationalise the denominator of 1/√9-√8​

Answer 1

Answer:

The process of multiplying a surd by another surd to get a rational number is called rationlisation. Each surd is called rationlising factor of the other surd. Example: (4+root3)(4‑root3)=4² ‑ (root3)²= 16‑3 =13. Rule to rationlise the denominator of an expression: Multiply and divide the numerator and denominator of the given expression by the ...

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Answer 2

Answer:

√9+√8

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