5m Zen
X 2 k
X 2 k pictures 5
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X 2 k
f x )u003d x 2 k
if x 2 k
y x 2 k
x 2 k graph
x+2u003dk(2x-2)
x 2 k 1
x 2 k 3 x k
x 2 k 0
x 2 k 2x 2p
x 2 k
