6 squared = 36
6 cubed = 216
3 cubed = 27
36 + 216 - 27 = 225
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x3 - 4x2 + x + 6 = (x + 1)(x - 2)(x - 3)
3 cube =27 4 cube =64 5 cube =125 6cube=216 so 3 cubed + 4 cubed + 5 cubed = 6 cubed
3x3+15x2+18x = 3x(x2+5x+6) = 3x(x+2)(x+3)
It is: 4+6^3 = 220
32 + 63 = 9 + 216 = 225