Parametric equations and a value for the parameter t are given. Find the coordinates of the point on the plane curve described by the parametric equations corresponding to the given value of t.x = (20 cos 30°)t, y = 3 + (20 sin 30°)t - 15t2; t = 3
A. (60
, 69)
B. (-30
, 57)
C. (30
, -102)
D. (30
, -12)
Answer: C
Mathematics
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