savannahworkman11
25.09.2019 •
Mathematics
Which options show the correct steps for finding the x-coordinate of the vertex in the equation. y=x^2+4x+1 .select all that apply.?
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Ответ:
x²+4x+1 = (x² +4x+4) -4 +1
x²+4x+1 = (x+2)² -3...vertex form
the x-coordinate of the vertex is : -2
Ответ: