A+ Answers

1. Find the slope-intercept equation of the line passing through (1,2) with a slope of m = 3?

2. Draw the graph of the following linear function and give the domain and range: f(x) = - ½x+5

3. Give the inequality whose graph is shown below.

4. Completely factor the following expression: 16x^4 – 81y^4

5. Perform the following division: (y² + 10y + 21) ÷ (y + 7)

6. Solve the inequality below and write the solutions in interval notation: |2m + 3| < 13

7. Write the equation of the line with a slope of 2 and passing through the point (-5, 3)

8. Simplify the following expression completely:  

9. Solve the system of equations given below :

10. Do the following lines intersect? Yes or no, together with the point of intersection, if any exists.

11.  Compute the distance between the two points (1 – √2 , -1)  and (2 + √2, 4)

12. Rationalize the denominator of      

13.  At what x values does the parabola y= x² – 5x +4 intersect at the x axis?