Page 294 - Algebra 1

Determine the slope of the given line. f.
(Ex 3a)
h.
(Ex 3c)
g.
(Ex 3b)
i.
(Ex 3d)
(-7,
5)
8
8
-8
-4
-4
4
-4
8
4
y
(5, 4)
x
x
-4
8
-8
(
4, -2)
(-6, -5)
-8
-8
Write each number in standard notation. 1. 8.2 × 10-9
(37)
2. 0.23 × 106 (37)
Write each number in scientific notation. 3. 112,500
(37)
4. 0.00058 (37)
List the domain and range of the following relations. 5. (1, 2), (3, 4), (5, 6) (7, 8)
(25)
6. (3, 4), (3, 5), (4, 4) (4, 5) (25)
7. Exercising A gymnast spends 20 minutes on each stretching exercise. She completes (25) the workout with a 3-hour practice session. Write a function to describe the time it
takes to complete x exercises and the practice session. 8. What percent of 520 is 26?
(42)
9. Find 35% more than 90.
(42) _
22 + x
10. Find the value that makes the expression 16 + 8x undefined.
2
y
(-5, 4)
(2,
4)
6)
(-4,
O
x
-4
8
y
(-4,
4
x
-2
2
-8
-2
-4)
-4
-4
4
8
-4
-8
Practice
j. Michael timed a train using a clock. The train traveled a distance of one (Ex 4) half mile from t = 10 seconds to t = 55 seconds. What was the speed of
the train in feet per second? (Round the answer to the nearest tenth.)
Distributed and Integrated
(43)
y
Lesson 44 279