91Ó°ÊÓ

Specify the domain and the range for each relation. Also state whether or not the relation is a function. $$\\{(0,5),(0,-5),(1,2 \sqrt{6}),(1,-2 \sqrt{6})\\}$$

Graph each of the following linear and quadratic functions. $$f(x)=-4 x^{2}$$

Translate each statement of variation into an equation, and use \(k\) as the constant of variation. \(V\) varies jointly as \(l\) and \(w\).

Determine \((f \circ g)(x)\) and \((g \circ f)(x)\) for each pair of functions. Also specify the domain of \((f \circ g)(x)\) and \((g \circ f)(x)\). (Objective 1\()\) \(f(x)=6 x-5\) and \(g(x)=-x+6\)

Specify the domain and the range for each relation. Also state whether or not the relation is a function. $$\\{(1,1),(1,2),(1,-1),(1,-2),(1,3)\\}$$

Graph each of the following linear and quadratic functions. $$f(x)=-3 x$$

Specify the domain and the range for each relation. Also state whether or not the relation is a function. $$\\{(1,2),(2,5),(3,10),(4,17),(5,26)\\}$$

Translate each statement of variation into an equation, and use \(k\) as the constant of variation. The volume \((V)\) of a sphere is directly proportional to the cube of its radius \((r)\).

Determine \((f \circ g)(x)\) and \((g \circ f)(x)\) for each pair of functions. Also specify the domain of \((f \circ g)(x)\) and \((g \circ f)(x)\). (Objective 1\()\) \(f(x)=3 x+2\) and \(g(x)=x^{2}+3\)

Specify the domain and the range for each relation. Also state whether or not the relation is a function. $$\\{(-1,5),(0,1),(1,-3),(2,-7)\\}$$