(b-4) squared
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Solve using the quadratic formula
9x squared plus 16 = 0 factored is plus and minus 4/3 i.
Two plus 3 minus 2 times 1 squared plus 4 times 16 squared minus 4 times 2 is equal to 1,019.
Without any parenthesis is: 92 - 2 * 15 + 16 - 8 = 59
It can't be factored because its discriminant is less than zero.