Algebra 2 Unit 3 Test (B)

Last updated over 1 year ago

15 questions

Instructions

Algebra 2 Unit 3 Test (B)

Last updated over 1 year ago

15 questions

Instructions

Read all directions carefully and show ALL steps on your work page. Your work page will count for an additional 15 points (50%) of your score. You may use your quadratic equations flip-book, discriminant notes page, and desmos graphing calculator during your test.

Question 1

Use a graph to solve

x = -1, x = 5

x = 3, x = 4

x = 1, x = 5

x = 2, x = 4

Question 2

Use a graph to solve

Question 3

Solve by factoring:

Question 4

Solve by factoring

Question 5

Solve by taking square roots (remember to simplify completely):

Question 6

Solve by square roots. Simplify completely.

Question 7

Solve with the quadratic formula:

Question 8

Solve with the quadratic formula:

Question 9

Solve with any method:

Question 10

10.

Solve with any method:

Question 11

11.

Simplify

Question 12

12.

Simplify

Question 13

13.

If the discriminant of a quadratic equation is equal to 4, there are ...

2 imaginary solutions

1 real solution

2 real, rational solutions

2 real, irrational solutions

Question 14

14.

If the discriminant of a quadratic equation is equal to -2, there are ...

2 imaginary solutions

1 real solution

2 real, rational solutions

2 real, irrational solutions

Question 15

15.

If the discriminant of a quadratic equation is equal to 0, there are ...

2 imaginary solutions

1 real solution

2 real, rational solutions

2 real, irrational solutions

Read all directions carefully and show ALL steps on your work page. Your work page will count for an additional 15 points (50%) of your score. You may use your quadratic equations flip-book, discriminant notes page, and desmos graphing calculator during your test.

Question 1

Use a graph to solve

x = -1, x = 5

x = 3, x = 4

x = 1, x = 5

x = 2, x = 4

Question 2

Use a graph to solve

Question 3

Solve by factoring:

Question 4

Solve by factoring

Question 5

Solve by taking square roots (remember to simplify completely):

Question 6

Solve by square roots. Simplify completely.

Question 7

Solve with the quadratic formula:

Question 8

Solve with the quadratic formula:

Question 9

Solve with any method:

Question 10

10.

Solve with any method:

Question 11

11.

Simplify

Question 12

12.

Simplify

Question 13

13.

If the discriminant of a quadratic equation is equal to 4, there are ...

2 imaginary solutions

1 real solution

2 real, rational solutions

2 real, irrational solutions

Question 14

14.

If the discriminant of a quadratic equation is equal to -2, there are ...

2 imaginary solutions

1 real solution

2 real, rational solutions

2 real, irrational solutions

Question 15

15.

If the discriminant of a quadratic equation is equal to 0, there are ...

2 imaginary solutions

1 real solution

2 real, rational solutions

2 real, irrational solutions