Give domain using interval notation

Math 107 Quiz 1 Page 2 Did you read the rules for showing work on page 1 of the quiz? If not, please go back to page 1 now and read them. If you do not show work correctly, you will not earn full credit. 1) Sketch the graph of the given function. f (x) = -Vx+2 (a) Give the domain using interval notation. ( b ) Give the x-intercept as a coordinate point. (c) Give the y-intercept as a coordinate point. 2) Sketch the graph of the given piecewise defined function. -0.5x - 7 if x 5 - 4 f ( x ) = -3 if - 4 1