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ricky9070
27.09.2019 •
Mathematics
Atraeus is solving the quadratic equation by completing the square. 7x^2 – 14x + 6 = 0 7x^2 – 14x = –6 a(x^2 – 2x) = –6 what is the value of a?
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Ответ:
A=7
Indeed
A(x²-2x)=-6
7x²-14x=-6
==>A=7 and -14=-2A==>A=7
Ответ:
Step-by-step explanation: