evaluate [81^1/2(64^1/3+ 125^1/3)]^1/2
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Answer:
9
Step-by-step explanation:
[81^1/2(64^1/3+ 125^1/3)]^1/2
= [ 81½ ( 64⅓ + 125⅓ ) ]½
= { (9²)½ [ (4³)⅓ + (5³)⅓ ] }½
= [ 9 ( 4 + 5 ) ] ½
= ( 9 x 9 ) ½
= [ (9)² ]½
= 9
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