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UNITED BOOK HOUSE-MODEL QUESTION PAPERS-SET 4-EXERCISE
- If the gradiant of the line joining the points (2a, -2) and (1, -a)...
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- Find the ratio in which the plane 2x+3y+5z=1 divides the line segment ...
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- Evaluate:lim(xrarr0)sinx/x
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- Find the condition for the existance of lim(xrarr0)f(x)
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- Find the variance of 1, 2, 3, 4.
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- There are four letters and four envelops with proper address. Find the...
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- For any three sets A, B, C. prove that A xx (B cup C)=" (A xx B) cup(A...
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- If cos alpha = k cos beta Show that tan ((alpha+beta)/2)=(1-k)/(1+k)co...
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- Solve : sectheta-1=(sqrt2-1)tantheta
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- Prove by mathematical induction.1/1.3+1/3.5+1/5.7+....+1/((2n-1)(2n+1)...
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- How many different arragements of the letters of the word ALGEBRA can ...
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- If the sum of the n term of an AP is n^2 + 2n . which, term will ...
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- If z=x+iy and (z-i)/(z+1)is purely imaginary,then show that the point ...
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- The equation of the two adjacent sides of a parallelogram are 4x+ 5y =...
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- In a rectangle, the co-ordinates of the end point of a diagonal are (2...
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- If the straight line dx + cy = cd is perpendicular the line joining th...
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- Find the equation of a circle which passes through (0, -3) and (3, -4)...
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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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- If f(x)=x|x|,prove that f'(x)=2|x|.
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- ‘If x is a whole number and x^2 is even, then x is also an even number...
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