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In how many ways 30 identical balls can be DISTRIBUTED among 4 boys??
Ans) Let they get a,b,c,d respectively. You requireto find the non negative integral results of a+b+c+d=30 (as they add up to 30)the formula is n+r+1Cr-1 where n=30 and r= 4(a,b,c,d)therfore 33C3 = 5456
First, see that the right hand side of equation (2) is a polynomial and thus continuous. This implies that this can only change sign if this firstly goes by zero. Therefore, if the
explain the formular for finding trigonometry
what all can be the table contents for my maths project on shares and dividend
two circle of radius of 2cm &3cm &diameter of 8cm dram common tangent
In my wallet there is a 10p stamp, a 12p stamp and a 20p stamp.I remove a stamp,put it back and then remove a stamp again.Draw a sample space diagram to show all the possible resul
The form x2 - bx + c ? This tutorial will help you factor quadratics that look something like this: x 2 -7x + 12 (No leading coefficient; negative middle coefficient; p
Consider the differential equation give by y′ = -10(y - sin t) (a) Derive by hand exact solution that satis?es the initial condition y(0) = 1. (b) Numerically obtain the s
Find out the area of the region enclosed by y = x 2 & y =√x . Solution Firstly, just what do we mean by "area enclosed by". This means that the region we're interested in
Equation of line joining(0,0)and point of intersection of X2+Y2+2XY=4 , 3x2+5y2-xy=7 is solution) The two equations above represent pair of straight lines. We can complete the sq
Explain Inverse of a matrix, need assignment help.
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