Recent questions tagged tifr2018

9 votes
2 answers
17
How many distinct minimum weight spanning trees does the following undirected, weighted graph have ?$1$$2$$4$$6$$8$
17 votes
12 answers
19
16 votes
6 answers
25
What is the minimum number of students needed in a class to guarantee that there are at least $6$ students whose birthdays fall in the same month ?$6$$23$$61$$72$$91$
3 votes
1 answer
26
Which of the following is the derivative of $f(x)=x^{x}$ when $x>0$ ?$x^{x}$$x^{x} \ln \;x$$x^{x}+x^{x}\ln\;x$$(x^{x}) (x^{x}\ln\;x)$$\text{None of the above; function is...
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