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Recent questions tagged q4

The number of arrangements of letters of the word BANANA in which the two N's do not appear adjointly is

asked May 19, 2014 by sreemathi.v

1 answer

What are the points on the $y$ - axis whose distance from the line $ \large\frac{x}{3}$$+ \large\frac{y}{4}$$=1$ is 4 units.

asked May 18, 2014 by thanvigandhi_1

1 answer

Out of 18 points in a plane,no three are in the same line except five points which are collinear.Find the number of lines that can be formed joining the points

asked May 15, 2014 by sreemathi.v

1 answer

If the different permutations of all the letters of the word EXAMINATION are listed as in dictionary,how many words are there in this list before the first word starting with E?

asked May 14, 2014 by sreemathi.v

1 answer

In how many ways can a team of 3boys and 3 girls be selected from 5 boys and 4 girls?

asked May 14, 2014 by sreemathi.v

1 answer

Find the 4-digit numbers that can be formed using the digits 1,2,3,4,5 if no digit is repeated.How many of will be even?

asked May 13, 2014 by sreemathi.v

1 answer

If $\large\frac{1}{6!}+\frac{1}{7!}=\frac{x}{8!}$ find $x$

asked May 13, 2014 by sreemathi.v

1 answer

How many 5-digit telephone numbers can be constructed using the digit 0 to 9 if each number starts with 67 and no digit appear more than once?

asked May 13, 2014 by sreemathi.v

1 answer

Find the distance of the point (-1, 1) from the line $12(x+6)=5(y-2)$.

asked May 9, 2014 by thanvigandhi_1

1 answer

Using the section formula show that the points $A(2,-3,4),\:B(-1,2,1),\: C(0,\large\frac{1}{3}$$,2)$ are collinear.

asked May 8, 2014 by rvidyagovindarajan_1

1 answer

Prove the following statement by the principle of mathematical induction : \[\] $2^{3n}-1$ is divisible by 7, for all natural numbers $n$.

asked May 5, 2014 by thanvigandhi_1

0 answers

For every positive integer $n$, prove that $7^n-3^n$ is divisible by 4.

asked May 3, 2014 by thanvigandhi_1

1 answer

Find the equation of the set of points which are equidiatant from the the points $(1,2,3)$ and $(3,2,-1)$

asked May 3, 2014 by rvidyagovindarajan_1

1 answer

Differentiate the following function: $(x \cos x)^x +(x \sin x)^{\Large\frac{1}{x}}$

asked May 1, 2014 by meena.p

0 answers

Differentiate the following function: $x^{\large \sin x +\cos x}$

asked May 1, 2014 by meena.p

0 answers

Differentiate the following function: $x ^{\large \cos ^{-1}x}$

asked May 1, 2014 by meena.p

0 answers

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