Solve the system by the elimination method.8x = 8y + 98x = 8y - 4

A. ?
B.
C. {(8, 9)}
D.


Answer: A

Mathematics

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Determine whether f and g are inverses by determining whether  and f(x) = , g(x) = 

A. Yes B. No

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Solve the problem in the right triangle ABC with the standard labeling.Find b if c = 55.2 and ? = 50.19°

A. 55.2 B. 50.19 C. 42.4 D. 35.3

Mathematics

Find the focus and directrix of the parabola with the given equation.y2 = -36x

A. Focus: (0, 9), directrix: y = -9 B. Focus: (-9, 0), directrix: x = 9 C. Focus: (9, 0), directrix: x = -9 D. Focus: (0, -9), directrix: y = 9

Mathematics

Find the domain of the composite function f ? g.f(x) = ; g(x) = 

A. {x 
B. {x 
C. {x 
D. {x 

Mathematics