Question 1205610
{{{(1+u)^n}}}{{{""=""}}}{{{1 +n*u+((n*(n-1))/2!)*u^2+ ((n*(n-1)*(n-2))/3!)u^3+""*""*""*""}}}


<pre>
{{{(1+4x)^("-1/2")}}}{{{""=""}}}{{{1 +(-1/2)*(4x)+(((-1/2)*(-1/2-1))/2!)*(4x)^2+ 
((-1/2)*(-1/2-1)*(-1/2-2)/3!)(4x)^3+""*""*""*""}}}

{{{(1+4x)^("-1/2")}}}{{{""=""}}}{{{1-2x+(( (-1/2)*(-3/2) )/(2*1))*16x^2+ 
((-1/2)*(-3/2)*(-5/2)/(3*2*1))*64x^3+""*""*""*""}}}


{{{(1+4x)^("-1/2")}}}{{{""=""}}}{{{1-2x+((3/4)/(2))*16x^2+ ((-15/8)/(6))64x^3+""*""*""*""}}}

{{{(1+4x)^("-1/2")}}}{{{""=""}}}{{{1-2x+(3/8)*16x^2+ (-15/48)64x^3+""*""*""*""}}}

{{{(1+4x)^("-1/2")}}}{{{""=""}}}{{{1-2x+6x^2+ (-5/16)64x^3+""*""*""*""}}}

{{{(1+4x)^("-1/2")}}}{{{""=""}}}{{{1-2x+6x^2-20x^3+""*""*""*""}}}

Edwin</pre>