Use the discriminant to decide whether the equation represents a parabola, an ellipse, or a hyperbola.4x2 - 9xy - 5y2 + 15 = 0

A. Parabola
B. Ellipse
C. Hyperbola

Answer: C

Mathematics

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Find functions f and g so that f ? g = H.H(x) =   

A. f(x) = , g(x) = x2 - 7
B. f(x) =  - 9; g(x) = 
C. f(x) = ; g(x) =  - 9
D. f(x) = x2 - 7; g(x) = 

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Use the given matrices to compute the given expression.Let A = and B =. Find 3A + B.

A.

B.

C.

D.

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Mathematics

Find the composite function for the given functions.f ? g for f(x) = 4x + 5 and g(x) = x2 - 9

A. x2 - 4x - 14 B. x2 + 4x - 4 C. 4x2 - 31 D. 16x2 + 8x - 5

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Mathematics

Find the quotient.- 

A. 25 B. -25 C. 6 D. -6

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Mathematics