71 4 / 24 Math 95 ( /50 points) Quiz 1 Name: 1.) Draw a scatter gram on the graph and draw a line of best fit using the table: Is this a linear model? Why? y DUNNO X 10 . 8 6 4 5 10* 2.) Using the graph from problem number 1 predict the value of f(6). Did you use - 10 interpolation or extrapolation to make your prediction? 3.) Find the linear equation that passes through the points (8,10) and (4,5). Give your results using function notation (f(x))- f ( x ) = 2 x 4.) Simplify the following expressions when possible. a.) 3x-2(x-8) b.) 3x+4y+5x 5.) Solve by factoring. a.) x2 - 25 = 0 b.) x2 + 5x+6=0 Extra credit: Simplify or solve the following. (Remember do not leave negative exponents) a.) (2x2) b.) 3x + 6 = 81 c.) 48x2y