tonya3498
26.07.2019 •
Mathematics
Solve the quadratic equation by completing the square. x^2 + 4x - 3 = 0 a) x = 4 ± 7 b) x = 2 ± 7 c) x = -4 ± 7 d) x = -2 ± 7
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Ответ:
The appropriate choice is
... D) x = -2 ±√7
Ответ:
hlblhbjlhjljb;klkblhhkl
Step-by-step explanation: