Quadratic Functions: Factored Form
Instruction Active
Graphing a Quadratic Function That Has a Double Root
Continue graphing f(x) = (x + 4)2 by following these steps:
HH10
D
Step 1: Calculate the value of the function at the
x-coordinate one unit to the left of the vertex.
f(-5)=
6
HHH
41
21
-4
-2
2
Check
Activity
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Prove the converse of the pythagorean theorem using similar triangles. the converse of the pythagorean theorem states that when the sum of the squares of the lengths of the legs of the triangle equals the squares length of the hypotenuse, the triangle is a right triangle. be sure to create and name the appropriate geometric figures.