Question

if a= -2 and b= -1 then a^-b - b^a equals to​

Answer 1

Answer:

GIVEN: a= -2 and b= -1

TO FIND: a^-b - b^a

=> [(-2)^1] - [(-1)^-2]

=> (-2) - (1)

= -3

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Answer 2

Answer:

a= -2 and b= -1

Then

a^-b - b^a

= (-2)^1 - (- 1)^-2 [ as - (-1)= +1]

= - 2 - 1

= - 3

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