SOLUTION: Write the following equation in standard form, then identify the type of conic 9x^2 - 4y^2 + 18x + 56y - 223 = 0

Algebra ->  Quadratic-relations-and-conic-sections -> SOLUTION: Write the following equation in standard form, then identify the type of conic 9x^2 - 4y^2 + 18x + 56y - 223 = 0      Log On


   

Question 582128: Write the following equation in standard form, then identify the type of conic
9x^2 - 4y^2 + 18x + 56y - 223 = 0
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Write the following equation in standard form, then identify the type of conic
9x^2 - 4y^2 + 18x + 56y - 223 = 0
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9(x^2+2x+1) -4(y^2-14y+49) = 223+9*1-4*49
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9(x+1)^2 -4(y-7)^2 = 36
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(x+1)^2/4 - (y-7)^2/9 = 1
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Hyperbola
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Cheers,
Stan H.
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