ans these two quickly!!
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1. { 2 - 3 ( 2 - 3 )³ }³
= { 2 - 3 ( -1 )³ }³
= { 2 - 3 ( -1) }³
= { 2 + 3 }³
= { 5 }³
= 125.
Answer : ( b ) 125
2. ( 256 ) ^0.16 * ( 256 ) ^ 0.09
= ( 256 ) ^ ( 0.16 + 0.09 )
= ( 256 ) ^ 0.25
=( 256 ) ^ 25/100
= ( 256 ) ^ 1/4 { 256 = 4 ^ 4 }
= ( 4 ^ 4 ) ^ 1/4
= 4 ^ ( 4 * 1/4 )
= 4 ^ 1 = 4.
Answer : ( a ) 4.
= { 2 - 3 ( -1 )³ }³
= { 2 - 3 ( -1) }³
= { 2 + 3 }³
= { 5 }³
= 125.
Answer : ( b ) 125
2. ( 256 ) ^0.16 * ( 256 ) ^ 0.09
= ( 256 ) ^ ( 0.16 + 0.09 )
= ( 256 ) ^ 0.25
=( 256 ) ^ 25/100
= ( 256 ) ^ 1/4 { 256 = 4 ^ 4 }
= ( 4 ^ 4 ) ^ 1/4
= 4 ^ ( 4 * 1/4 )
= 4 ^ 1 = 4.
Answer : ( a ) 4.
Anonymous:
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hope it will help you..
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