1. Chapter 8.1 David Fanjoy, Melinda Brunner, Avalon Harris, Paige Johnson, Kathryne Forbes

2. What is the sum of these two equations?f(x)=5x + g(x)=x+7 H(x)= 6x+7 H(x)=6x2+7 H(x)=5x2+7 H(x)=5x2+ 35x

3. What is the difference of these two equations? F(x)=x2+3x – g(x)=4x H(x)= x2+7x H(x)=x2-x H(x)=7x+7 H(x)=4x+12x

4. The ________states that the sum of multiple functions can be found by adding the y-coordinates of the functions at the x-coordinate The Subposition Principle The Supposition Principle The Ordinate Principle The Superposition Principle

5. If a hot dog vendor makes $3 a hot dog, and it costs him $100 to stay open per day, how many hot dogs must he sell every day to make a profit? 100 50 34 33

6. Two equations, 3x and 2x+15, which one will have a higher value after 20? 3x 2x+15

7. For the functions f(x)= 2x+ 4 and g(x)=x2+2What is f(2) –g(4)? 12 8 0 -10

8. For the functions f(x)=2x2-4 and g(x)=x3What is f(4) – g(3)? -1 0 1 2

9. What is the range of f(x) +g(x) when f(x)=2x+4 and g(x)=-2x-4? Y=4 Y=2 Y=0 Y=8

10. If h(x)=f(x)+g(x) and f(x)=4x+2 and g(x)=x+3What is h(4)? 15 25 29 31

11. If h(x)=-f(x)+-g(x) and f(x)=4x+2 and g(x)=x2What is h(2)? -16 16 0 8

12. Solution h(x)=-4x-4 +(-x2) h(2)=-4(2)-4+(-4) h(2)=-8-4-4 h(2)=-16