5m Zen
X2 y2 2x
X2 y2 2x pictures 5
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X2 y2
X2 y2 2x
x2 y2 2x 8y u2212 19 0
x2 y2 2x 4y u2212 20 0
x2 y2 2x 6y 10 0
x2+y2-2xu003d0
x2 y2 2x 4y u003d- 5
x2 y2 2x 4y 1 0 solution
x2 y2 2x 1 factorise
x2 y2 2x
x2 y2 2x 8y 47 0
x2 y2 2x dx 2ydy 0
