Which of the following best describes the graphs below?

If f(x)=3x+1 and f^-1=x-1/3, then f^-1(7)=

The border line of the linear inequality 4x + 7y < 5 is dotted true or false?

Heather is writing a quadratic function that represents a parabola that touches but does not cross the x-axis at x = -6. which function could heather be writing? fx) = x2 + 36x + 12 = x2 - 36x - 12 f(x) = -x + 12x + 36 f(x) = -x? - 12x - 36