Given f(x)=9+2x find f(3)

The description below represents function a and the table represents function b: function a the function is 5 more than 3 times x. function b x y −1 2 0 5 1 8 which statement is correct about the slope and y-intercept of the two functions? (1 point) their slopes are equal but y-intercepts are not equal. their slopes are not equal but y-intercepts are equal. both slopes and y intercepts are equal. neither slopes nor y-intercepts are equal.

Evaluate each expression. determine if the final simplified form of the expression is positive or negative -42 (-4)2 42

Which of the following parabolas opens up?