Question

(Each question carries 3 marks)
y: (i) 12+3 - [5 - {2+ 4-(8-7)}}
(ii) Evaluate: (-1)*(-1) *(-1) (-1) (-1) × (-1) (-1)
1th of one part is equal to 1th of the other
26 inte parte auch bat​

Answer 1

I) 12+3 - [5 - {2+ 4-(8-7)}}

=15- {5 - {2+ 4-1}}

=15-{5-5}

=15-0

=15