subject
Mathematics, 11.01.2020 04:31 genyjoannerubiera

1. complete the square to form a perfect square trinomial. 8x + x² + __
a. 16
b. 4
c. 8
d. 2

2. solve the equation by completing the square. x² + 4x = 12
a. 3, -4
b. -6, 2
c. 4, -4
d. -4, 3

3. find the number of real solutions using the discriminant. x² + 9x + 4 = 0
a. 0
b. 1
c. 2

4. find the number of real solutions using the discriminant. x² - 6x - 7 = 0
a. 2
b. 1
c. 0

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 13:00
You are constructing a histogram for scores that range from 70 to 100 in whole points. frequencies range from 3 to 10; that is, every whole-point score between 60 and 100 occurs at least 3 times, and at least one score occurs 10 times. which of these would probably be the best range and size for the score intervals along the x-axis?
Answers: 1
question
Mathematics, 21.06.2019 17:00
The ratio of rock songs to dance songs on jonathan’s mp3 player is 5: 6. the total number of rock and dance songs jonathan has is between 101 120. how many rock songs does he have?
Answers: 2
question
Mathematics, 21.06.2019 21:30
How do your peer relationships affect your overall health status? what can you do to improve your peer relationships?
Answers: 1
question
Mathematics, 21.06.2019 22:30
The area of a circle is equal to 1 dm². find the radius of the circle.
Answers: 1
You know the right answer?
1. complete the square to form a perfect square trinomial. 8x + x² + __
a. 16
b. 4
...
Questions
question
Mathematics, 05.11.2020 19:30
question
Chemistry, 05.11.2020 19:30
question
Chemistry, 05.11.2020 19:30
question
Mathematics, 05.11.2020 19:30
question
Mathematics, 05.11.2020 19:30
question
Mathematics, 05.11.2020 19:30
question
Mathematics, 05.11.2020 19:30
Questions on the website: 13722363