Kelso Math: Algebra 2B - Unit 1 - Lesson 8

Posljednje ažuriranje over 5 years ago

a=

b=

Choose the solutions that make sense in this situation:

About 5.7 seconds

About -0.7 seconds

Both

Neither

Priya found x=3 and x=-1 as solutions to 3x^{2}-6x-9=0. Rearrange the steps to show she is correct.

What number needs to be added to the expression to create a perfect square?

Write the perfect square expression that you came up with for #11 in factored form.

What number needs to be added to the expression to create a perfect square?

Write the perfect square expression that you came up with for #13 in factored form.

What are the solutions to the equation 2x^{2}-5x-1=0?

x=\frac{-5\pm \sqrt{17}}{4}

x=\frac{5\pm \sqrt{17}}{4}

x=\frac{-5\pm \sqrt{33}}{4}

x=\frac{5\pm \sqrt{33}}{4}

6.EE.2.c

8.EE.2

…

Answer format: x=_ or x=_

Answer format: x=___

"Source: Illustrative Mathmatics Resouces (Download for free at curriculum.illustrativemathematics.org)"

Kelso Math: Algebra 2B - Unit 1 - Lesson 8

Kelso Math: Algebra 2B - Unit 1 - Lesson 8

a=

b=

Choose the solutions that make sense in this situation:

Priya found x=3 and x=-1 as solutions to 3x^{2}-6x-9=0. Rearrange the steps to show she is correct.

What number needs to be added to the expression to create a perfect square?

Write the perfect square expression that you came up with for #11 in factored form.

What number needs to be added to the expression to create a perfect square?

Write the perfect square expression that you came up with for #13 in factored form.

What are the solutions to the equation 2x^{2}-5x-1=0?

Answer format: x=_ or x=_

Answer format: x=___

a=

b=

c=

Who is correct?

What mistakes did Mai make? Be specific... Which numbers? In which line(s)?
Click on the show your work button and mark on Mai's work to help your explanation.

What mistakes did Jada make? Be specific... Which numbers? In which line(s)?
Click on the show your work button and mark on Jada's work to help your explanation.

What are the correct solutions to this equation? Answer format: x=_ or x=_

Choose the solutions that make sense in this situation:

Priya found x=3 and x=-1 as solutions to 3x^{2}-6x-9=0. Rearrange the steps to show she is correct.

What number needs to be added to the expression to create a perfect square?

Write the perfect square expression that you came up with for #11 in factored form.

What number needs to be added to the expression to create a perfect square?

Write the perfect square expression that you came up with for #13 in factored form.

What are the solutions to the equation 2x^{2}-5x-1=0?

Answer format: x=_ or x=_

Answer format: x=___

Choose all correct solutions to the equation.

c=

Who is correct?

What mistakes did Mai make? Be specific... Which numbers? In which line(s)?
Click on the show your work button and mark on Mai's work to help your explanation.

What mistakes did Jada make? Be specific... Which numbers? In which line(s)?
Click on the show your work button and mark on Jada's work to help your explanation.

What are the correct solutions to this equation? Answer format: x=_ or x=_

Choose all correct solutions to the equation.

Kelso Math: Algebra 2B - Unit 1 - Lesson 8

Kelso Math: Algebra 2B - Unit 1 - Lesson 8

a=

b=

Choose the solutions that make sense in this situation:

Priya found x=3 and x=-1 as solutions to 3x^{2}-6x-9=0. Rearrange the steps to show she is correct.

What number needs to be added to the expression to create a perfect square?

Write the perfect square expression that you came up with for #11 in factored form.

What number needs to be added to the expression to create a perfect square?

Write the perfect square expression that you came up with for #13 in factored form.

What are the solutions to the equation 2x^{2}-5x-1=0?

Answer format: x=___ or x=___

Answer format: x=___

a=

b=

c=

Who is correct?

What mistakes did Mai make? Be specific... Which numbers? In which line(s)?Click on the show your work button and mark on Mai's work to help your explanation.

What mistakes did Jada make? Be specific... Which numbers? In which line(s)?Click on the show your work button and mark on Jada's work to help your explanation.

What are the correct solutions to this equation? Answer format: x=___ or x=___

Choose the solutions that make sense in this situation:

Priya found x=3 and x=-1 as solutions to 3x^{2}-6x-9=0. Rearrange the steps to show she is correct.

What number needs to be added to the expression to create a perfect square?

Write the perfect square expression that you came up with for #11 in factored form.

What number needs to be added to the expression to create a perfect square?

Write the perfect square expression that you came up with for #13 in factored form.

What are the solutions to the equation 2x^{2}-5x-1=0?

Answer format: x=___ or x=___

Answer format: x=___

Choose all correct solutions to the equation.

c=

Who is correct?

What mistakes did Mai make? Be specific... Which numbers? In which line(s)?Click on the show your work button and mark on Mai's work to help your explanation.

What mistakes did Jada make? Be specific... Which numbers? In which line(s)?Click on the show your work button and mark on Jada's work to help your explanation.

What are the correct solutions to this equation? Answer format: x=___ or x=___

Choose all correct solutions to the equation.

Answer format: x=_ or x=_

What mistakes did Mai make? Be specific... Which numbers? In which line(s)?
Click on the show your work button and mark on Mai's work to help your explanation.

What mistakes did Jada make? Be specific... Which numbers? In which line(s)?
Click on the show your work button and mark on Jada's work to help your explanation.

What are the correct solutions to this equation? Answer format: x=_ or x=_

Answer format: x=_ or x=_

What mistakes did Mai make? Be specific... Which numbers? In which line(s)?
Click on the show your work button and mark on Mai's work to help your explanation.

What mistakes did Jada make? Be specific... Which numbers? In which line(s)?
Click on the show your work button and mark on Jada's work to help your explanation.

What are the correct solutions to this equation? Answer format: x=_ or x=_