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Jlenok [28]
3 years ago
15

Solve the equation:

" title="2 {x}^{2} + 7x - 3 = 0" alt="2 {x}^{2} + 7x - 3 = 0" align="absmiddle" class="latex-formula">
​
Mathematics
1 answer:
Genrish500 [490]3 years ago
3 0

Answer:

delta =  {7}^{2}   - 4 \times 2 \times ( - 3) \\  = 49 + 24 = 73 \\ x 1=  \frac{ - 7 +  \sqrt{73} }{4}  \\ x 2=  \frac{ - 7  -  \sqrt{73} }{4}

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Answer:

(2, -8)

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(x, y)=(-3, -1)

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(x1+x2)/2=-3

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2 years ago
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Answer:

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