989571
Description
Quiz by Harmony Richman, updated more than 1 year ago
|
Created by Harmony Richman
almost 10 years ago
|
|
Question 1
Answer
-
9 ; 1
-
-9 ; 4
-
10 ; 3
Question 2
Question
Solve x^2 + 13 = 4x by using the quadratic formula.
Answer
-
2 + 3i 2 - 3i
-
4 + 6i 4 - 6i
-
5 ; -1
Question 3
Question
The discriminant of 2x^2 + 3x + 1 = 0 is -2
Answer
-
True
-
False
Question 4
Question
2x^2 + 3x + 1 = 0 has 2 REAL solutions.
Answer
-
True
-
False
Question 5
Question
Solve 6x^2 - 13x - 8 = 0 by factoring.
Answer
-
x = 1/2; x = -8/3
-
x = -1/2; x = 8/3
-
x = 1; x = 3
Question 6
Question
Solve: 4 - 5x = 3x + 14
Answer
-
x = -5/2
-
x = 5/4
-
x = -5/4
Question 7
Question
Solve: - 2x + 7 < 5x + 1
Answer
-
x > 6/7
-
x < 6/7
-
x > - 6/7
Question 8
Question
The length of a rectangle is 9 feet less than twice the width. The perimeter is 54 ft, find the width and length.
Answer
-
w = 12 l = 15
-
w = 9 l = 36
-
w = 6 l = 42
Question 9
Question
Force, f, is directly proportional to the acceleration, a. If a force of 10 pounds produces an acceleration of 2 feet per second, what will be produced by a 15- pound force?
The acceleration for a 15-pound force is 3 feet per second.
Answer
- True
- False
Question 10
Question
The number of MP3 players a company can sell is inversely proportional to the price of the player. If 5000 MP3 players can be sold when the prices is $150, how many players can be sold if the price is $125?
Answer
-
33.333
-
750000
-
6000
Want to create your own Quizzes for free with GoConqr? Learn more.