ΜΑΘΗΜΑΤΙΚΑ Γ ΓΥΜΝΑΣΙΟΥ

Page 1

Σ ΤΡΑΤΗΣ ΑΝΤΩΝΕΑΣ

(α + β)2 = α2 + 2αβ + β2

αx2 + βx + γ = 0 , α ≠ 0 − β ± β 2 − 4αγ x= 2α

Γ΄ ΓΥΜΝΑΣΙΟΥ


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