Помогите!!!!!!!! !!!!

Question

Помогите!!!!!!!! !!!!

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Answer 1

2х²+3х-2=0
D = 9 + 4×2×2 = 25
х1 = -3+5/4 = 2/4 = 1/2 = 0,5
х2 = -3-5/4 = -8/4 = -2