Graphing a Parabola Using Algebra - NO CALCULATOR | Quadratics Ep. 4

This video shows how you can find the x-intercept(s), y-intercept and vertex of a parabola by hand, using algebra, no calculator needed! For more in depth example of finding each, check out the previous 3 videos in the series!
Episode 1: Finding x-intercept(s) • Finding the X-intercep...
Episode 2: Finding the y-intercept • Finding the Y-Intercep...
Episode 3: Finding the vertex • Finding the Vertex of ...
Timestamps
0:37 - Example 1: y=x^2+8x+12
4:28 - Example 2: y=x(x-8)
6:51 - Example 3: y=x^2-9
8:32 - Example 4: y=-2x^2+6x+8
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