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Question : 45 of 150
Marks:
+1,
-0
Solution:
Given that
=2+3−,=−+2−4 and
=++ Now,
×=|| =(−12+2)−(−8−1)+(4+3) =−10+9+7 and
(×)=|| =(3+1)−(2+1)+(2−3) =−4−3− Now,
(×).(×) =(−10+9+7).(4−3−) =−40−27−7 =−74
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