Multiple Choice
Graph the function and identify the domain and range.
y equals negative 5 x squared
A. A parabola is graphed on a coordinate plane. The parabola faces down and has intercepts of left parenthesis negative 1 comma 0 right parenthesis and left parenthesis 0 comma negative 5 right parenthesis.
Domain: left parenthesis negative infinity comma infinity right parenthesis
Range: left square bracket 0 comma infinity right parenthesis
B. A parabola is graphed on a coordinate plane. The parabola faces down and passes through the points left parenthesis negative 1 comma negative 5 right parenthesis, left parenthesis 0 comma 0 right parenthesis, and left parenthesis 1 comma negative 5 right parenthesis.
Domain: left parenthesis negative infinity comma infinity right parenthesis
Range: left-parenthesis negative infinity comma 0 right-bracket
C. A parabola is graphed on a coordinate plane. The parabola faces down and has intercepts of left parenthesis 0 comma negative 5 right parenthesis and left parenthesis 1 comma 0 right parenthesis.
Domain: left parenthesis negative infinity comma infinity right parenthesis
Range: left-parenthesis negative infinity comma 0 right-bracket
D. A parabola is graphed on a coordinate plane. The parabola faces up and passes through the points left parenthesis negative 1 comma 5 right parenthesis, left parenthesis 0 comma 0 right parenthesis, and left parenthesis 1 comma 5 right parenthesis.
Domain: left parenthesis negative infinity comma infinity right parenthesis
Range: left square bracket 0 comma infinity right parenthesis
A. A parabola is graphed on a coordinate plane. The parabola faces down and has intercepts of left parenthesis negative 1 comma 0 right parenthesis and left parenthesis 0 comma negative 5 right parenthesis. Domain: left parenthesis negative infinity comma infinity right parenthesis Range: left square bracket 0 comma infinity right parenthesis.
The correct answer is:
A. A parabola is graphed on a coordinate plane. The parabola faces down and has intercepts of (-1, 0) and (0, -5).
Domain: (-∞, ∞)
Range: [0, ∞)