(-2, 10)
(-2, 2)
(-2, -2)
(-2, -6)
Correct answer is D
y=x2+4x−2
dydx=2x+4=0
2x=−4⟹x=−2
y(−2)=(−22)+4(−2)−2=4−8−2=−6
\therefore (x, y) = (-2, -6)
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