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UNITED BOOK HOUSE-TECHNO INDIA GROUP ACADEMIA,SOUTH KOLKATA.-EXERCISE
- State which of the following statements is true:
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- The A.M of two numbers is 10,if one number is 7,then the other number ...
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- The vlaue of lim(xrarr16)(x^(1//4)-16^(1//4))/(x-16)is
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- Find the median of the following numbers :8,15,53,49,19,62,7,15,95,77
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- For two mutually exclusive events A and B,P(A)=1/2and P(AcupB)=2/3,the...
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- If sintheta+sinphi=2,then what is the value of cos(theta+phi)?
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- The roots of the equation 3x^2-5x+p=0 are equal state which of the fol...
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- Determine x so that 2 is the slope of the line passing through P(2, 5)...
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- Equation of the circle concentric to the circle x^2+y^2+4x-2y=20and th...
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- Find the middle term of the expansion (1-1/x)^8.
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- Find the power set of A={a,b,c}.
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- A relation R is defind on the set A={2,3,4,5} as follows :(x,y)in Rimp...
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- In /\ABC,a=2,b=3 and sin A=2/3.Find |B
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- Prove that ,(sin2x)/(1+cos2x)=tanx
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- Express in the form A+iB,(A,B are real),i/(1+i)+(1+i)/i
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- If (2n)C3:nC3=11:1find n.
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- The n term of an A.P is 7n-5,find the sum of first 20 terms of the se...
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- Find the 4the term from the end in the expansion of (x^3/2-2/x^2)^9
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- Find the equation of the perpendicular bisect or of the line joining t...
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- Find the ratio in which the line segment joining A(2,4,5) and B(3,5,4)...
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