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warboy500
@warboy500
August 2022
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помогите решить уравнение
x квадрат +8x+14=0
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ShirokovP
Verified answer
X^2 + 8x + 14 = 0
D = 64 - 4*14 = 8
x1 = ( - 8 + 2√2)/2 = - 4 + √2;
x2 = ( - 8 - 2√2)/2 =- 4 - √2;
1 votes
Thanks 1
Ludochka1999
Д = 64 - 4 × 1× 14 = 64 - 56 = 8
х1 = - 8 + 8 / 2 = 0 ;
х2 = - 8 - 8 / 2 = - 8 .
0 votes
Thanks 0
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Answers & Comments
Verified answer
X^2 + 8x + 14 = 0D = 64 - 4*14 = 8
x1 = ( - 8 + 2√2)/2 = - 4 + √2;
x2 = ( - 8 - 2√2)/2 =- 4 - √2;
х1 = - 8 + 8 / 2 = 0 ;
х2 = - 8 - 8 / 2 = - 8 .