Use completing the square to rewrite the equation in one of the standard forms for a conic and identify the conic.6x2 - 7y2 - 12x + 42y - 99 = 0

A. (x - 3)2 + (y - 1)2 = 42; circle
B.  -  = 1; hyperbola
C.  +  = 1; ellipse
D. (x - 1)2 + (y - 3)2 = 42; circle


Answer: B

Mathematics

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Provide an appropriate response.Find F '(x) if F(x) = dt.

A. 2x2 + dt
B. x + dt
C. 2x2 + dt
D. 2x + dt

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State the name of the property illustrated.(5 + 6) + (8 + 15) = (8 + 15) + (5 + 6)

A. Inverse property of addition B. Associative property of addition C. Distributive property of multiplication over addition D. Commutative property of addition

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The triangles are similar. Find the angle or side in the other triangle that corresponds to the given angle or side.B 

A. C B. R C. S D. T

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Find the derivative of the function.y = sin 2e5x

A.  = cos 2e5x
B.  = e5x cos 2e5x
C.  = 10e5x cos 2e5x
D.  = -10e5x cos 2e5x

Mathematics