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sin(cos(a))=a and cos(sin(b))=b Then: ...
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Fundamental period of : [x]+[2x]+[3x]+[4x]+[5x]-15x is:(where [ ] is greatest integer fn: ...
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find coefficient of x49 in expansion of (x+1)(x+2)(x+3)......(x+99) ...
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let a,b,c be 3 real no.s such that 1>a^-1+b^-1+c^-1=1/2 2>a+b+c=2 3>a^-2+b^-2+c^-2=1/4 match the following:- I)abc is greater than a)6 II)ac+ab+bc is less than b)8 III)a^2+b^2+c^2 is less than c)-2 IV)a^3+b^3+c^3 is ...
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Two jars A and B of equal capacity contain 10g of oxygen and 10g ozone respectively.Is the number of molecules equal in both jars?Which jar has greater number of atoms?Write the equation governing both parts or find the anoma ...
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What do we mean by phase difference regd waves?When I see the diagram of two waves with phase difff of pi, the crest of one is shown over trough of other, then i wonder what wud be the diagram for phase diff of 2pi and why it ...
