Find the value of [2/(216)^-2/3] - [4/(243)^-1/5] + [1/(256)^-3/4]
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Step-by-step explanation:
(2/216^-2/3)- (4/243^-1/5) + (1/256^-3/4)
=( 2/ ( 8) ^ 3×-2/3) - (4/ ( 3)^5×-1/5) + (1 / (4)^ 4×-3/4)
= ( 2×64) - ( 4×3) + ( 1×64)
= ( 3× 64 - 4×3 )
= 3(64-4)
= 3×60
= 180
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