When can the following be true?
0 / 0 = 1
Yes, read as zero divided by zero equals one!

No Tens, unit, magic.. blah blah! guess enuff hint for now

1.ZERO / ZERO =1
where Z,E,R,O are all algebraic variables.

2.Add factorial sign to numerator and denominator

3.SIN(0)/SIN(0)=1