1. The centroid of a triangle formed by the points (0,0), (cos 6, sin ) and (sin , -cos) lies on the line
y = 2x, then 4 =
a) tan! 2
b) tan 3
c) tan-'(-3)
d) tan- (-2)
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1. The centroid of a triangle formed by the points (0,0), (cos 6, sin ) and (sin , -cos) lies on the line
y = 2x, then 4 =
a) tan! 2
b) tan 3
c) tan-'(-3)
d) tan- (-2)
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