Question

(i) (2-1 - 3-1)- + (6-1 - 8-1)-1 ​

Answer 1

Answer:

2-1-3-1)-1+(6-1-8-1)(2-1-3-1)-1+(6-1-8-1)-1=(21-31)-1+(61-81)-1=(63-2)-1+(24-3)-1=(61)-1+(24 1)-1

=6+24

=30

−1

=(

2

1

−

3

1

)

−1

+(

6

1

−

8

1

)

−1

=(

6

3−2

)

−1

+(

24

4−3

)

−1

=(

6

1

)

−1

+(

24

1

)

−1

=6+24

=30

Answer 2

Answer:

0

Step-by-step explanation:

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