If a= -2, b= -1 then a power b - b power a is equal to
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Answer:
0
Step-by-step explanation:
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Answered by
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Answer:
-3/2
Step-by-step explanation:
provided that
a= -2, b= -1
to find the value of
a^b-b^a = (-2)^-1 - (-1)^-2
= (-1/2)^1 - (-1/1)^2. [ since a^-m= (1,/a)^m]
=> -1/2 -(+1)= -1/2 -1 = -3/2
this is the answer .
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