Problem 107 of 7
Write an absolute-value equation from graph features vertex (0,-6), opens up, arm slope 2.
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use vertex and slope/scale.
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Graph features must determine vertex form of an absolute-value function.
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Your answer is equivalent to the expected form.
Solution
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1. Use y=a|x-h|+k.
2. Insert the vertex as h and k.
3. Use opening direction and arm slope to choose a.
Use the worked steps, then substitute the final answer back into the original relationship to confirm it satisfies the prompt.
Quadratic vertex form for absolute-value graphs.