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Algebra 2 Unit 3 Test (B)

Last updated over 1 year ago

15 questions

Instructions

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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

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Question 2

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Question 3

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Question 4

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Question 5

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Question 6

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Question 7

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Question 8

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Question 9

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Question 10

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Question 11

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Question 12

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Question 13

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Question 14

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Question 15

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Use a graph to solve 

x = -1, x = 5

x = 3, x = 4

x = 1, x = 5

x = 2, x = 4

Use a graph to solve 

Solve by factoring:

Solve by factoring 

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

Solve by square roots. Simplify completely.

Solve with the quadratic formula:

Solve with the quadratic formula:

Solve with any method:

Solve with any method:

Simplify 

Simplify 

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

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

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