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Subject :IMO    Class : Class 7

The value of [2 - 3(2 - 3)-1]-1 is

A -1/5
B 1/5
C - 5
D 5


please tell detailed ans

Ans 1:

Class : Class 8
B

Ans 2:

Class : Class 9
please solvefor me

Ans 3:

Class : Class 7
(2-3(2-3)`1)`1 (2-3(-1)`1)`1 (2-3*-1/1)`1 (2-(-3)`1 (2+3)`1 (5)`1 1/5 ans -b

Ans 4:

Class : Class 8
B

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