User Manual

F-72
RUN
(1) 2 X 2 – 7 X + 5 = 0 X 1 = 2.5 , X 2 = 1
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2 [ ] [ ( – ) ] ] 7
[ ] 5
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(2) 25 X
2
– 70 X + 49 = 0 X = 1.4
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