can someone pls tell me how did this answer came?
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Answered by
2
Hiii
your answer came by
RATIONALIZE THE DENOMINATOR
Hope it will help you
Answered by
1
Step-by-step explanation:
= √72/(5√72 +3√288 - 2√648)
= √(36*2) / (5√(36*2) + 3√(144*2) - 2√(324*2) )
= 6√2 / (5*6√2 + 3*12√2 - 2*18√2)
= (6√2) / (30√2 +36√2 - 36√2)
= 6√2 / (30√2)
= 6/30
= 1/5
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