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UNITED BOOK HOUSE-MCQ-EXERCISE
- Solve :tanx+tany=1,x+y=pi//4
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- If a^4+b^4+c^4+a^2b^2=2c^2(a^2+b^2),, then show thatangleC=60^@or120^@
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- Prove using principle of mathematical induction that sum of the cube t...
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- If x+iy=((a+ib)/(c+id))^(1//2),show that (x^2+y^2)=(a^2+b^2)/(c^2+d^2)
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- If one of the root of the equation px^2 + qx + r = 0 is the cube of th...
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- Solve graphically the following system of linear inequations - x - y l...
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- How many 4-digit numbers can be formed from the digits 1, 1, 2, 2, 3, ...
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- Prove that the middle term in the expansion of (1+x)^(2n)is(1.3.5........
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- If Sn be the sum of n consecutive terms of an A.P. show that S(n+4)-4S...
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- If n th term of a-series be (2.3^(n-1)+1),, find the sum of 1st r ter...
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- Show that the four straight lines xcosalpha+ysinalpha=P,xsinalpha-ycos...
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- Applying section formulae show that the points A(4. 7,-6), B (2, 5, -4...
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- Evaluate :lim(xrarry)(cos^2x-cos^2y)/(x^2-y^2)
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- Evaluate:lim(xrarr0)(sqrt(1+x^2)-sqrt(1+x))/(sqrt(1+x^3)-sqrt(1+x))
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- Evaluate: underset(x rarr 0)(lim)(e^(3x)-1)/(log(1+5x))
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- Evaluate :lim(xrarrpi//2)(xtanx-pi/2 secx)
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- Water is following into a right circular conical vassel. 45 cm deep an...
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- if y=f{f(x)},f(0)=0and f'(0)=5 find [dy/dx](x=0)
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- Find the coefficient of variation of the following data :
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- Find the mean deviation about median from the following data.
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