Instructions: this exam is closed book, closed notes, and no calculators are allowed. Please show all supporting work in the space provided. Put a box or circle around your final answers. 150: (6 points) solve the following and identify any extraneous roots. n. 3 qp: (15 points) find the slopes of the lines given below. If the slope is undefined, say so. (a. ) 1 =y slope_______________ slope_______________ slope_______________ (d. ) the line perpendicular to the line y. 4 slope_______________ (e. ) the line parallel to the line y. 4 slope______________: (10 points) find the domain of xf x. Show your work and give your answer using. Domain of f _________________________________________________: (9 points) suppose that the function f is defined as follows: xf x. Give your answer as a complete sentence and include units. Hint: draw a picture: (8 points) find a polynomial. )(xp of degree 5 with leading coefficient of -2 whose zeros include.
