Question

Resolva...[3-¹-(-3)-¹]-¹=

Answer 1

Olá Helenice

(1/3 - (-1/3) )^-1

(1/3 + 1/3)^-1

(2/3)^-1 = 3/2

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Answer 2

(1/3) - ( -1/3) ^ -1
(1/3 + 1/3)^ - 1

(2/3)^ - 1 = 3/2