Calculate the location of the Foci for the hyperbola defined by the equation x^2/144 - y^2/25 = 1

Question

Need by tonight :( 

Answer 1

a² = 144

b² = 25

 

c = √(a² + b²) = √(144 + 25) = √169 = 13

 

The foci are at (±c,0).

 

The foci are at (-13,0) and (13,0).