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UNITED BOOK HOUSE-KALIDHAN INSTITUTION-EXERCISE
- Find the value of p so that the roots of the equation 3x^2-2(7+9p)x+(8...
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- Do you think 4 as a complex number?if so why ?
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- Two unbaised dice are rolled together.Find the probability getting 2 d...
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- What is the chance that a leap year selected at random will contain 53...
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- sinalpha+sinbeta=aand cosalpha+cosbeta=bprove that ,tan((alpha-beta)/2...
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- sintheta=ksin(theta+phi).show that tan(theta+phi)=(sinphi)/(cosphi-K)
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- Prove by the principle of mathematical induction that.4^n+15n-1is a mu...
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- If w be a imaginary cube root of uniyt and a+b+c=0 then show that (a+b...
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- In a machine,there is a password of five characters of which the first...
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- If the term independetn of x in the expansion of (k/3x^2-3/(2x))^9be 2...
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- Find the sum :3.1^2+4.2^2+5.3^2+....upto n terms.
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- A straight line passes through the point (2,3) and is such that the po...
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- Find the image of the point (3,8) with respect to the line x + 3y = 7 ...
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- The sum of the distances of a moving point from the points (c,0)and (-...
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- If the sum of first n terms of a G.P is p and the sum of the first 2n ...
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- The roots of the equation x^2+3x+4=0are alphaand beta.Form the equati...
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- Foe any two events A and B prove that ,P(A)geP(AcapB)geP(A)+P(B)-1
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- Two fair dice are thrown simultaneously .The two scores are then multi...
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- Find the maximum and minimum values of 3sintheta+4costheta+5
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- Find the locus of a point which forms a triangle of area 21 square uni...
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