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Write the number of all one-one functions from the set A = { a, b, c} to itself.
cbse
class12
modelpaper
2011
sec-a
q1
math
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asked
Dec 29, 2012
by
thanvigandhi_1
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0
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Find the number of all onto functions from the set \(\{1, 2, 3, ... , n\}\) to itself.
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Let * ba a binary operation on set Q of rational defined as \( a*b=\large\frac{ab}{5}.\) Write the identity for * , if any.
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Feb 9, 2013
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Let * be a binary operation on set Q of rational numbers defined as a*b = \( \large\frac{3ab}{7} \). Write the identity for * , if any.
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Dec 24, 2012
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A word consists of 9 different alphabets,in which there are 4 consonants and 5 vowels.Three alphabets are chosen at random .What is the probability that more than one vowel will be selected?
asked
Apr 11, 2013
by
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Find the modulus and argument of the complex number $\large \frac{2+i}{4i+(1+i)^2}$
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Let * be a binary operation on N given by \( a*b=H.C.F.(a,b), a,b \in N.\) Write value of 22*4.
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Feb 7, 2013
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