AM-2085

Stationary points

A Math · Secondary 4 · Medium · Stationary points

The curve

y = x^2 - 4x + 1

has a stationary point at

x = a

. Find the value of

a

in the interval

0 \le x \le \pi

.

$a = 2$
$a = -2$
$a = 4$
$a = 0$

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