Mathematics for IGCSE & O level - Sketching Curves (Section 3 - No. 48)
A quadratic function is given as \(y = x^2 - 6x + 10\). Which of the following methods can be used to find the coordinates of its turning point?
Completing the square
Finding the x-intercepts
Finding the y-intercept
Differentiating the function
Explanation
Completing the square is the standard method for finding the turning point of a quadratic function.
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