1.

Rationalise the denominators of 7/1+√5​

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ANSWER:

· Ex1.5, 5 Rationalize the denominators of the following: (i) 1/√7 We NEED to rationalize i.e. REMOVE root from DENOMINATOR Hence multiplying and dividing by √7 1/√7 = 1/√7 ×√7/√7 ...



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