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# PRETEST

The pretest in this section covers skills that are used in this book. Doing it at the start of a course will help you identify areas in algebra where reviewing early on will help you succeed.

### Problems for a Pretest

1. What is the equation of the line in Figure P.1?

Figure P.1

2. What is the value of a in Figure P.2?

Figure P.2

3. Find a1 and a2 from Figure P.3.

Figure P.3

4. Match each of the four lines in Figure P.4 with one of the slopes 0, 1, 2, −1, −2.

Figure P.4

5. Solve for P0:

6. Solve for r:

7. If f(t) = 4t + (t + 3)2, find f(0).

8. If f(x) = 4x + 28, solve f(x) = 0.

9. Which of the following is equivalent to 16 − x2 + 6x?

(a) 7 + (3 − x)2

(b) 16 − (x − 3)2

(c) 25 − (x − 3)2

(d) 52 − (x − 6)2

(e) 25 − (x + 3)2

(f) None of the above

10. What are the coordinates of the point Q in Figure P.5?

11. What are the coordinates of the point P in Figure P.5?

Figure P.5

12. Find ...

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