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bagirrra123 [75]

3 years ago

8

Find the standard form equation of the Hyperbola -2y-82+9x^2=y^2

1 answer:

ehidna [41]3 years ago

3 0

Answer:

x²/9 − (y + 1)²/81 = 1

Step-by-step explanation:

-2y − 82 + 9x² = y²

9x² = y² + 2y + 82

9x² = y² + 2y + 1 + 81

9x² = (y + 1)² + 81

9x² − (y + 1)² = 81

x²/9 − (y + 1)²/81 = 1

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