21. Graph the quadratic function f(x) = 2(x + 4)²-1. Find and label the vertex and axis of symmetry. Vertex Axis of symmetry.

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Honghao Z · Answer 1 · 2024-08-20T01:58:51+0000

Answer:Pitch of the sound depends upon its frequency. As the pitch of the sound is directly proportional to frequency, Low-frequency sounds are said to have low pitch whereas sounds of high frequency are said to have the high pitch.

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21. Graph the quadratic function f(x) = 2(x + 4)²-1. Find and label the vertex and axis of symmetry. Vertex Axis of symmetry.

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