SOLUTION: find an equation of a hyperbola with vertex (+4,0) (-4,0) and foci (6,0) (-6,0)

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Question 819212: find an equation of a hyperbola with vertex (+4,0) (-4,0) and foci (6,0) (-6,0)
Answer by tommyt3rd(5050) About Me  (Show Source):
You can put this solution on YOUR website!
refer to a text for details, but...
a=4, c=6
so that
b%5E2=c%5E2-a%5E2=36-16=20
and thus...
x%5E2%2F16-y%5E2%2F20=1