addisonrausch
02.10.2019 •
Mathematics
This system has one solution what is the y coordinate of the solution y= -2x+4 y= x^2 +4x+13
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Ответ:
y= -2x+4 ...(1)
y= x² +4x+13(2)
x²+4x+13 = -2x+4
x²+6x+9=0
(x+3)² =0
x+3=0
x= -3
subsct in (1) : y=-2(-3)+4 =10
Ответ: