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Answer :

Mhanifago

Answer:

  • x = -3

Step-by-step explanation:

Given function:

  • f(x) = x² + 6x + 2

x-coordinate of the vertex is:

  • x = -b/2a = -6/2 = - 3

The axis of symmetry is the vertical line that passes through the vertex:

  • x = -3 is the line we need

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