If c is a real number and c − 12 x 2 + 7 − c y 2 = 1 represents a hyperbola, then, 7 c 12, c 7, c > 12, c 7 or c > 12

If c is a real number and c − 12 x 2 + 7 − c y 2 = 1 represents a hyperbola, then

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If $c$ is a real number and $\frac{x^2}{c-12}+\frac{y^2}{7-c}=1$ represents a hyperbola, then

MathematicsHyperbolaAP EAMCETAP EAMCET 2017 (26 Apr Shift 2)

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Solution:

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The correct answer is: $c < 7 \text { or } c>12$

No solution. Refer to answer key.

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