Determinants Answers

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Identify the conic section that is represented by the equation.2x2 – 4x + 5y2 – 3y + 2 = 0

circle

ellipse

parabola

hyperbola

The conic is a .

Circle/Ellipse

Hyperbola

Parabola

The coordinates of the foci are .

(2, -4.2) and (2, -8.2)

(-4.2, -6) and (0.2, -6)

(4.2, -6) and (-0.2, -6)

A = 0.5, C = –2, Conic Type:

Circle

Ellipse

Hyperbola

Parabola

Use the interactive to describe the conic given by the equation 3x2 – 9xy + 8y2 + x + y – 27 = 0.

Ellipse with foci in the first and third quadrants.

Ellipse with foci in the second and fourth quadrants.

Hyperbola with foci in the first and third quadrants.

Hyperbola with foci in the second and fourth quadrants.

The discriminant is .

Less than 0

Equal to 0

Greater than 0

Convert 9y2 + 72y + 72 = 6x – x2 to standard form.

Option

The transverse axis for this hyperbola is .

horizontal

the line y = x

vertical

The center is located at .

(-2, -6)

(-2, 6)

(2, -6)

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