Given functions f and g, determine the domain of f + g.f(x) = 2x + 7,g(x) = 3x + 9
A. (-?, -2) or (-2, ?)
B. (-?, 0) or (0, ?)
C. (0, ?)
D. (-?, ?)
Answer: D
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Find or investigate the function as requested.The set of ordered pairs is a function. Find a rule that could describe the function.{(7, 5), (8, 6), (10, 8), (11, 9)}
A. Subtract 2 from the input number. B. Square the input number. C. Add 2 to the input number. D. There is no such rule.
Solve the inequality and graph the solution set on a number line. < 8
A. (-?, -2) ?
B.
C. ?
D. ? (2, ?)
Find the coordinates of the vertex for the parabola defined by the given quadratic function.f(x) = 8 - x2 + 2x
A. (- 1, 9) B. (- 1, - 9) C. (1, - 9) D. (1, 9)
Determine the function which corresponds to the given graph.The asymptote is x = 5.
A. y = ln x + 5 B. y = ln x - 5 C. y = ln(x + 5) D. y = ln(x - 5)