Question 876327
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Hi
(2x-3)^2-(4x+1)(x-4)
(2x-3)(2x-3)-(4x+1)(x-4)
Expand Each and Gather Like Terms
F	First terms  8x^2
O	Outside terms -6x
I	Inside terms  -6x
L	Last terms     9
minus
F	First terms  4x^2
O	Outside terms -16x
I	Inside terms    x
L	Last terms     -4