How do you write the standard form equation of the parabola #y=4(x-2)^2-1#?
1 Answer
Nov 11, 2017
Explanation:
#"expand the factor "(x-2)^2" using FOIL method"#
#rArry=4(x^2-4x+4)-1#
#color(white)(rArry)=4x^2-16x+16-1larrcolor(blue)"distributing"#
#color(white)(rArry)=4x^2-16x+15larrcolor(blue)"in standard form"#
