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Quadratic Equation by Completing the Square

Authored by Anthony Clark

Mathematics

10th Grade

CCSS covered

Quadratic Equation by Completing the Square
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18 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Solve by ANY method you have learned: x2 − 2x - 11=0

Tags

CCSS.HSA-REI.B.4B

2.

MULTIPLE SELECT QUESTION

1 min • 1 pt

Which TWO methods could be used to solve this equation?

x2 - 3x - 54 = 0

Square Root Method

Factor Method

Complete the Square

Quadratic Formula

Tags

CCSS.HSA-REI.B.4B

3.

MULTIPLE SELECT QUESTION

1 min • 1 pt

Which TWO methods could be used to solve this equation?

x2 + 2x = -9

Square Root Method

Factor Method

Complete the Square

Quadratic Formula

Tags

CCSS.HSA-REI.B.4B

4.

MULTIPLE SELECT QUESTION

1 min • 1 pt

Which TWO methods could be used to solve this equation? 2x2 + 4x - 6 = 0

Square Root Method

Factor Method

Quadratic Formula

Completing the Square

Tags

CCSS.HSA-REI.B.4B

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

True or false:
The solutions, roots, x-intercepts, and zeros of a quadratic equation are all the same thing.

True

False, because the solution and root are the same but the x-intercept and zero are different

False, because the x-intercept and root are the same but the zero and solution are different

False, they are all different

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Solve by using a method of your choice:

k2 − 12k + 23 = 0

{6 + √13, 6 - √13}

{-6 + √13, -6 - √13}

{6 + √59, 6 - √59}

{-6 + √59, -6 - √59}

Tags

CCSS.HSA-REI.B.4B

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Solve the following quadratics equation by completing the square...


x2 - 10x - 5 = 0

x = -5 ± √30

x = 5 ± √30

x = 30 ± √5

x = -30 ± √5

Tags

CCSS.HSA-REI.B.4B

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