## Working Backwards |
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Being good mathematicians, we know that the 11 should be the sum of $p and $q - and the 28 should be the product of $p and $q.
x2+$p+$qx+$p*$q
but that isn't producing what we want.
What we need is some way of doing a calculation. This time, we are going to do the calculation using the inline calculator. |