please explain and give step by step explanation of each and every small things.
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Step-by-step explanation:
( -2/5 ) square
= 4/25
( -2/5 ) cube
= -8 / 125
( -2/5 ) raise to 4
= 16 / 625
( -2/5 ) raise to -2
= -4/25
( -2/5 ) raise to -1
= -2/5
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