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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?
This question has multiple parts. Therefore each part has been answered as a separate question on Clay6.com
isc
class12
modelpaper
2011
sec-a
q1
q1-9
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Apr 11, 2013
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sreemathi.v
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If 1,$\omega{,\omega}^2$ are the three cube roots of unity,then simplify :$(3+5\omega+3{\omega}^2)^2(1+2\omega+{\omega}^2).$
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A class consists of 50 students out of which there are 10 girls.In the class 2 girls and 5 boys are rank holders in an examination.If a student is selected at random from the class and is found to be a rank holder,what is the probability that the student selected is a girl?
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Apr 15, 2013
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isc
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One number is chosen at random from the numbers 1 to 21.Find the probability that may be a prime number.
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Apr 22, 2013
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Find the amplitude of the complex number $\sin\large\frac{6\pi}{5}\normalsize+i\begin{pmatrix}1-\cos\large\frac{6\pi}{5}\end{pmatrix}$.
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Apr 17, 2013
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