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UNITED BOOK HOUSE-NAVA NALANDA-EXERCISE
- Solve :|z|=z+bar(1-2i)
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- In how many of the distinct permutaions of the letters in MISSISIPPI d...
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- Solve :x^2-(3sqrt2-2i)x-6sqrt2i=0
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- For any complex number z,prove that |Re(z)|+|Im(z)|le\sqrt 2 |z|
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- Find the direction in which a straight line must be drawn through the ...
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- Find the area of the triangle formed by the lines joingn the vertex of...
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- Find the domain of definition of the function f(x)=1/(ln(1-x))+sqrt(x+...
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- Prove that (AcupB)^c=A^c capB^c[without venn-diagram]
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- Four digit number are formed by using the digits 1,2,3,4 and 5 wihout ...
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- Find the mean deviation about the median for the following data:
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- For any three sets A, B, C, Prove that A cap(BcupC)=(AcapB)cup (A cap ...
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- A+B+C=pi,prove that sin^2(A/2)+sin^2(B/2)+sin^2(C/2)=1-2sin(A/2)sin(B/...
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- Solve :tanx+tan(x+pi/3)+tan(x+(2pi)/3)=3
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- Using the principle of mathematical induction prove that 3^(2n+1)+2^(n...
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- If alpha and beta are different complex numbers with |beta|=1, then fi...
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- A question paper contains 12 questions divided into three parts.Parts...
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- Prove that the inequations (2x+1)/(7x-1)>5and (x+7)/(x-8)>2have no sol...
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- Exhibit graphically the solution region of the following system of 'in...
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- Prove that the product of the lengths of the perpendiculars drawn from...
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- Find the equation of a circle which touches both the axes and the line...
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