GCSE Maths Practice: graphs-of-quadratic-functions

Question 2 of 10

Find the axis of symmetry of a quadratic function.

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\( \text{Find the axis of symmetry for the quadratic function } y = x^2 + 2x + 1. \)

Choose one option:

Use \(x = -b/(2a)\) to find the line of symmetry.

The axis of symmetry is \(x = -b/(2a)\) for \(y = ax^2 + bx + c\).