Find the range of left-parenthesis f plus g right-parenthesis left-parenthesis x right-parenthesis when lower f left-parenthesis x right-parenthesis equals left-parenthesis x plus 4 right-parenthesis squared and lower g left-parenthesis x right-parenthesis equals 3.

Question

(1 point)
Responses

left-parenthesis negative infinity comma infinity right-parenthesis
Image with alt text: left-parenthesis negative infinity comma infinity right-parenthesis

left-bracket 3 comma infinity right-parenthesis
Image with alt text: left-bracket 3 comma infinity right-parenthesis

left-parenthesis negative infinity comma negative 3 right-parenthesis
Image with alt text: left-parenthesis negative infinity comma negative 3 right-parenthesis

left-bracket negative 3 comma infinity right-parenthesis

Answer 1

The correct response is:

left-parenthesis negative infinity comma infinity right-parenthesis