Find the least 2-digit whole number N so that the sum 2^9+2^4+N is a perfect square.
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The graph I did is pretty bad but here’s how to do it.
You start at -2 and then go down 3 and over 1 until you reach the end of the graph. Vice versa, you go up 3 and over 1 to get something like below.
You start at -2 and then go down 3 and over 1 until you reach the end of the graph. Vice versa, you go up 3 and over 1 to get something like below.