Show that there are 136 ways of selectin...

Show that there are 136 ways of selecting 4 letters from the word EXAMINATION.

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How many ways of selecting 4 letters from the words EXAMINATION .

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Find the total number of ways of selecting five letters from the word INDEPENDENT.

Find the number of combinations and Permutations of 4 letters taken from the word EXAMINATION .

Express the following sets in set-builder method: A=set of different letters of the word EXAMINATION

The number of words of four letters that can be formed from the letters of the word EXAMINATION is a. 1464 b. 2454 c. 1678 d. none of these

Five letter words, having distinct letters, are to be constructed using the letters of the word 'EQUATION' so that each word contains exactly three vowels and two consonants. How many of them have all the vowels together?

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

The number of ways of choosing four letters from the letters of the word MATHEMATICS containing exactly one pair of repeated letters is

UNITED BOOK HOUSE-MCQ-EXERCISE

Two balls are drawn at random from a bag containing 6 white and 4 blac...
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If the circles x^2+y^2+2ax+c^2=0and x^2+y^2+2by+c^2=0touch each other,...
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If acosphi=b costheta,show that a tantheta+b tanphi=(a+b)tan((theta+ph...
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If (cot(alpha-beta))/cotalpha+(cos^2gamma)/(cos^2alpha)=1show that tan...
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Solve :cos^3xcos3x+sin^3xsin3x=0
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In any triangle ABC If sinA : sinB: sinC=4:5:6,then prove that cos A ...
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Find the domain of definition of the function defined by f(x)=1/loge(2...
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Solve :barz=iz^2(z being a complex number)
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if x be real, show that the value of (2x^2-2x+4)/(x^2-4x+3)cannot lie ...
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If alpha be a root of the quadratic equaiton 4x^2+2x-1=0 .Prove that 4...
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solve : |x+2|/x<3where x in Rand x!=0
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Show that there are 136 ways of selecting 4 letters from the word EXAM...
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If the coefficient of-four successive termsin the expansion of (1+x)^n...
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If s1,s2,s3are thesums of n natural numbers, theirsquares, their cubes...
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Find the sum upto n terms : 12+14+24+58+164+….
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Find the equation of the parabola whose co-ordinate of vertex is (-2, ...
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If (alpha+beta)and (alpha-beta)are the eccentric angles of the points ...
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The foci of the ellipse x^2/25+y^2/9=1 coincide with a hyperbola. If e...
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The equation of auxiliary circle of the ellipse 16x^(2)+25y^(2)+32x-10...
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Find the area of the parabola y^(2) = 4ax bounded by its latus rectum.
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