Find and classify the stationary points of the following functions. Hence give a rough sketch of their
Question:
Find and classify the stationary points of the following functions. Hence give a rough
sketch of their graphs.
(a) y = −x2 + x + 1
(b) y = x2 − 4x + 4
(c) y = x2 − 20x + 105
(d) y = −x3 + 3x
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