Asked by Haymanot

Determine the type of curve represented by the equation [(x^2)/k + (y^2)/(k-16)]=1 in each of follow case: k<0
0<k<16
K>16
Answered by oobleck
ellipse: x^2/a^2 + y^2/b^2
hyperbola: x^2/a^2 - y^2/b^2 = 1

So when do k and k-16 have the same or opposite sign?
Answered by Adinew
Mathas assajment
Answered by Yirga
Answer
Answered by Yirga
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