Quiz 3B - Linear Functions
A) y=2x+9
B) y=5x+3
C) y=3x+1
D) y=3x+9
E) y=5x+0
A) y=-2/5x -32/5
B) y=2/5x - 28/5
C) y=2/5x - 4
D) y=-2/5x - 8
- 6. Write your answer in slope-intercept form (y=mx + b).
- 7. Which of the following is the correct equation of the line, in point-slope form, for the line that goes through the points (-2,3) and (2, -1)?
A) y-(-1)=-1(x-2)
B) y-1=1(x-2)
C) y-(-1)=-2(x-2)
D) y-1=2(x-2)
- 8. Convert the following equation from point-slope to slope-intercept form: y-7=-2(x-3).
A) y=2x+4
B) y=-2x+1
C) y=-2x+4
D) y=-2x+13
- 9. Which of the following inequalities matches this graph?
A) y>3/4x + 5
B) y<-4/3x - 5
C) y>4/3x - 5
D) y<4/3x - 5
- 10. Write the inequality graphed above in slope-intercept form.
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