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Mathematics 7 Online
OpenStudy (anonymous):

What are the foci of the hyperbola given by the equation 16x2 - 25y2 - 64x - 50y - 361 = 0?

OpenStudy (helder_edwin):

complete the squares

OpenStudy (anonymous):

How?

OpenStudy (anonymous):

(-1 ± , 2) (2 ± , -1) (-1, 2 ± ) (2, -1 ± )

OpenStudy (anonymous):

Its one of these lol Im just not sure which

OpenStudy (anonymous):

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