Question

question from opening balance in tally-under what head advance payment to director sanjeev oberoi will go and cash will go under which head in tally 

If x belongs to S a non empty set of real number then 

a)Infemum of x = supremum of x

b) Infemum of x = - Supremum (-x)

c) Infemum of x = supremum of (-x)

d)Infemum of x = - supremum of x

R/S There is mistake chapter 2 and exercise 2.4 optional  question  Number  4. Really your app wonderful and interesting solution but some solutions are very long. Please give their short solution with video effects.

Thanking you! 

In any triangle ABC, prove that 

[(b^2-c^2)/a^2]sin2A +[(c^2-a^2)/b^2]sin2B +[(a^2-b^2)/c^2]sin2C = 0

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an observers standing 40m from a building observes that the angle of elevation of the top and bottom of a flagstaff which is surmounted on the building are 60° and 45° respectively find the height of the tower and the length of the flagstaff

Minimise and maximize z=600x+400y

 X+ 2y=12

2x+y=12

4x+5y=20&X=0,y=0 by graphical method

In the figure qr is the common tangent to given circles which meet at t tangent at t meets qr

Polynomial