We know, equation of ellipse is given by :

Here,
(h,k) is centre of the ellipse = (0,0).
a = major axis = 8.
b = minor axis = 4.
Putting all given value in above equation, we get :

Hence, this is the required solution.
Answer:
Step-by-step explanation:
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True by definition <span>In general 'to bisect' something means to cut it into two equal parts. The 'bisector' is the thing doing the cutting </span>
It is C. Associative property of multiplication