AM-1933

Stationary points

A Math · Secondary 4 · Medium · Stationary points

The curve

y = x^3 - 6x^2 + 5

has a stationary point at

x = k

. Find the value of

k

.

$x = 0$ or $x = 4$
$x = 2$ only
$x = 4$ only
$x = -4$ or $x = 0$

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