Quadratic Functions Project Dennis Princic & adler weber

Parabolas in everyday life:

finding an equation from everyday life:

(-3,1) (2,7) (5,8) (10,7) (14,3)

Quadratic LSRL: y=-0.086x^2+1.06x+5.016

Checking the equation : 6th point: x=-2

-0.086(-2)^2+1.06(-2)+5.016 = y = 2.552

(-2, 2.6)

Assigned Equation:

y = x^2 - 9x + 20

Vertex: (4.5, -0.25)
x-intercepts: (4,0), (5,0)
y-intercept: (0, 20)

y-intercept: (0, 20)

x-intercepts: (4,0) & (5,0)

vertex: (4.5, -0.5)

Graph:

Video:

Made with Adobe Slate

Make your words and images move.

Get Slate

Report Abuse

If you feel that this video content violates the Adobe Terms of Use, you may report this content by filling out this quick form.

To report a Copyright Violation, please follow Section 17 in the Terms of Use.