Question

rationalise the denominator 15/(✓10+✓20+✓40-✓5-✓80) with proper steps
best explanation mark as brainest answer
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Answer 1

15/√10+√20+√30+40-√5-√80

15/√10+√20+√30+2√10-√5-2√20

15/3√10-√20+√30-√5

15/√5(2-4+6-1)

3√5/(2+6-3)

3√5/5

Answer 2

Step-by-step explanation:

rationalise the denominator 15/(✓10+✓20+✓40-✓5-✓80) with proper steps

best explanation mark as brainest answer