Find the vertex for the parabola whose equation is given.y = 6x2 + 12x - 9

A. (1, 9)
B. (2, 39)
C. (-1, -15)
D. (-2, 3)

Answer: C

Mathematics

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Find the value.If F(x, y) = tan-1 , find Fx(-5, 6) and Fy(-5, 6).

A. F_x(-5, 6) = - , F_y(-5, 6) = -
B. F_x(-5, 6) = - , F_y(-5, 6) = -
C. F_x(-5, 6) = - , F_y(-5, 6) =
D. F_x(-5, 6) = - , F_y(-5, 6) = -

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Mathematics

Solve the problem.Find the image of the given figure under the translation defined by the bold arrow followed by a reflection about the line m.

A.

B.

C.

D.

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Solve the problem.The velocity v of an object that falls through a distance h is given by where g is the acceleration due to gravity. Two objects are dropped from heights that differ by 5.0 m such that the sum of their velocities when they strike the ground is Find the heights from which they are dropped if

A. 15.1m; 20.1m B. 1.3m; 6.3m C. 30.1m; 35.1m D. 20.1m; 25.1m

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Mathematics

Complete the ordered pair so that it is a solution of the given linear equation.4x + y = -10( , 6), ( , 30),( , -10)

A. (-4, 6), (-10, -30), (0, 30) B. (-4, 6), (-10, -10), (0, -10) C. (-4, 6), (-10, 30),(0, -10) D. (-4, -4), (-10, 30), (0, -10)

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Mathematics