Evaluate the indicated function with the given information.Find sin 2x if cos x = -   (in third quadrant).

A. - 
B. - 
C.
D.


Answer: C

Mathematics

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Write the slope-intercept form of the equation for the line passing through the given pair of points.(9, 5) and (0, -3)

A. y = - x - 3
B. y = x - 3
C. y = x - 3
D. y = - x - 3

Mathematics

Find the equation of the parabola determined by the given information.Vertex at the origin, focus at (0, )

A. y = x2
B. x = y
C. y = x
D. y = 24x2

Mathematics

Graph the quadratic function using its vertex, axis of symmetry, and intercepts.f(x) = -x2 - 6x - 5

A. vertex (-3, 4)
intercepts (-1, 0), (- 5, 0), (0, -5)

B. vertex (3, 4)
intercepts (1, 0), (5, 0), (0, -5)

C. vertex (3, -4)
intercepts (1, 0), (5, 0), (0, 5)

D. vertex (-3, -4)
intercepts (-1, 0), (- 5, 0), (0, 5)

Mathematics

Graph the function by starting with the graph of the basic function and then using the techniques of shifting, compressing, stretching, and/or reflecting.f(x) =  - 3

A.

B.

C.

D.

Mathematics