Question 24303
{{{a^2 = 49}}} so a=7, {{{b^2 = 64}}}, so b  8
Foce are at [c1,0]and [c2,0]
TO find foci:
49-64=-15 take the square root of that to get c=-3.8.
hence the centre at: (0,0)
Vertices at: (7,0) and (-7,0)
End points of Minor axis at: (0,8) and (0,-8)
Foci: (-3.8,0) and (3.8,0)
Paul.