Question

Rationalise the denominator and simplify to find the value of: 4/✓5+✓3 ​

Answer 1

Answer:

4/(√5 + √3)

= 4/(√5+ √3)  × (√5 - √3)/(√5 - √3)

= 4(√5 - √3) / (5 - 3)

= 4(√5 - √3) / 2

= 2 (√5 - √3)

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