Question 988226
{{{(1+x)^4=x^4+4x^3+6x^2+4x+1}}}
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{{{(5/4)^4=(1+1/4)^4=(1/4)^4+4(1/4)^3+6(1/4)^2+4(1/4)+1}}}
{{{(5/4)^4=(1+1/4)^4=1/256+1/16+6/16+2}}}
{{{(5/4)^4=(1+1/4)^4=1/256+16/256+96/256+512/256}}}
{{{(5/4)^4=(1+1/4)^4=625/256}}}