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If a,b,c,d are unit vectors such that (a x b) . (c x d) =1 and a . c=1/2.....then A) a,b,c are non coplanar B) b,c,d are non coplanar C) b,d are non parallel D) a,d are parallel and b,c are parallel ...
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Draw the graph of f(x)=x+1/x ...
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A) 3 dice are rolled and 3 numbers a,b,c are selected, then probability that the 3 planes : ax+by+cz=0 bx+cy+az=0 cx+ay+bz=0 form 1) exactly 1 line is 0 2) a point is 105/108 3) a prism is 0 4) whole space is 1 (Multiple Choi ...
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A) 3 dice are rolled and 3 numbers a,b,c are selected, then probability that the 3 planes : ax+by+cz=0 bx+cy+az=0 cx+ay+bz=0 form 1) exactly 1 line is 0 2) a point is 105/108 3) a prism is 0 4) whole space is 1 (Multiple Choi ...
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If a1, a2, a3, a4,..........., a100 are the 100 roots of unity then find the value of \sum_{1\leq i \leq j \leq 100}^{}{} (aiaj)5 . ...
