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UNITED BOOK HOUSE-MODEL QUESTION PAPERS-SET 1-EXERCISE
- If a,b,c are in G.P and x,y are the arithmetic mean of a and b aand b,...
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- Prove that the straight lines ax+by+c=0,bx+cy+a=0and cx+ay+b=0 are con...
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- Find the equation of the straight line which divides perepndicularly t...
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- If the image of the co-ordinate of a point (x1,y1)is (x2,y2)with respe...
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- 3x+y=5 and x+y-1=0 are the equations of two diamters to the circle,whi...
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- Evaluate :lim(xrarr1)(x+x^2+x^3+...+x^n-n)/(x-1)
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- If sqrt(1-x^4)+sqrt(1-y^4)=k(x^2-y^2),show that y1=(xsqrt(1-y^4))/(ysq...
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- Prove that the cpmpound statement “If x and y are odd integers, then x...
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- Prove by method of contradiction that sqrt5is an irrational number
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- 6 boys and 6 girls occuppy seats ina row at random.What is the probabi...
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- Two samples of sizes 60 and 90 have 52 and 48 as the respective A.Ms. ...
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- Prove that tan6^@tan42^@tan66^@tan78^@=1
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- Solve :sin^3thetacostheta-cos^3thetasintheta=1/4
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- Draw the graph and find the solution (common) region of the following ...
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- Solve 12ix^2-x+6i=0
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- Find the sum upto nth term :1+4/5+7/5^2+10/5^3+.....
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- How many ways of selecting 4 letters from the words EXAMINATION.
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- If the length of the double ordinate of a parabola y^2=4ax is 8a.Prove...
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- If the eccentric angles of the any two points P,Q on the ellipse x^2/a...
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- If the hyperbola x^2/a^2-y^2/b^2=1 passes through the interesecting po...
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