exam
Maths Puzzle
Numerical Ability
#9
Identify x = 4sint
y = 5cost
a) circle
b) parabola
c) ellipse
d) hyperbola
e) none of these
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exam Other Question
Find the coordinates of the foci of the hyperbola: x^2/16 - y^2/4 = 1
how do i determine whether the graphs of the equation are perpendicular lines?
4y=x+5
9y+3x=2