Question

Evaluate [(1/2)-1-(1/3)-1]-1
​

Answer 1

Step-by-step explanation:

ANSWER IS IN THE ATTACHMENT

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Answer 2

Step-by-step explanation:

−

⎩

⎪

⎨

⎪

⎧

(

3

1

)

−1

−(

4

1

)

−1

⎭

⎪

⎬

⎪

⎫

−1

=−(3

1

−4

1

)

−1

=−(−1)

−1

=

(−1)

1

−1

=1