5m Zen
8x x 2 16
8x x 2 16 pictures 5
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8x x 2 16
x 2 8x 16 0 discriminant
x 2 8x 16 9
f x )u003d x 2 8x 16
x 2 8x 16 25
y x 2 8x 16
x 4 8x 2 16
factorise x 2 8x 16
2x 2 8x x 2 16
8x x 2 16 0
8x x 2 16
