Recent questions in Engineering Mathematics

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1 answer
3751
What does ∃y∀xQ(x,y) mean where Q(x,y) denotes x+y=0 ?
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3754
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3755
If G is an undirected planar graph on n vertices with e edges thenA) e<=nB) e<=2nC) e<=3nD) None of the optionplz explain it with solutions
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3756
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1 answer
3757
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3758
how is A will have m-1 linearly independent rows and m-1 linearly independent columns?
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3759
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2 answers
3760
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3761
In first question stationary point is given pi/4 and 3pi/4 . But how 3pi/4 ??? Its not in the intervel ??
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2 answers
3762
An n-bit binary string is selected uniformly at random.For a k $\geq$ 1,what is the probability of selecting an n-bit string in which there is a substring of length at le...
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3763
What is sum of the following series1+ √2+ √3 +√4.....+√n ?Asymptotic answer will be okay too.
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3764
What is sum of the series1+ √2+ √3 +√4.....+√n ?Assymptotic answer will be okay too.
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1 answer
3768
If $2 sin\alpha + 15 cos \alpha = 7$ find $cot \alpha$ ?
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3769
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1 answer
3770
(p->q) ^ (r->s)~q OR ~s Conclusion is ~p OR ~r How to see if the conclusion is valid or not ?