Question

Rationalize the denominater of a) 7+3√5 / 7-3√5
b) 5+2√3/7+4√3
c) √5+√3 /√5-√3
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Answer 1

Answer:

a) 7+3✓5 / 7-3✓5 = 1.25

b) 5+2✓3 / 7+4✓3 = 12.42

c) ✓5+✓3 / ✓5-✓3 = 1.27

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