2-8 Practice

1

Match each quadratic expression in factored form with it's equivalent expression in standard form. One expression in standard form has no match.

1

Is (x - 3)(x + 3) equivalent to (3 - x)(3 + x)?

1

Show that (5 + 1)(5 - 1) is equivalent to 52 - 12

1

We are multiplying together two numbers in the expressions (30 - 2)(30 + 2) and 302 - 22. What is one of the two numbers we are multiplying?

1

We are multiplying together two numbers in the expressions (30 - 2)(30 + 2) and 302 - 22. What is the other number we are multiplying?

1

Write
as a product of a sum and a difference.

1

Write
as difference of two squares.

1

What is
?

1

Write x2 - 144 in factored form. If not possible, write "not possible."

1

Write x2 + 16 in factored form. If not possible, write "not possible."

1

Write 25 - x2 in factored form. If not possible, write "not possible."

1

Write b2 - a2 in factored form. If not possible, write "not possible."

1

Create a diagram to show that (x - 3)(x - 7) is equivalent to x2 - 10x + 21.

Match each quadratic expression in factored form with it's equivalent expression in standard form. One expression in standard form has no match.

Is (x - 3)(x + 3) equivalent to (3 - x)(3 + x)?

Show that (5 + 1)(5 - 1) is equivalent to 52 - 12

We are multiplying together two numbers in the expressions (30 - 2)(30 + 2) and 302 - 22. What is one of the two numbers we are multiplying?

We are multiplying together two numbers in the expressions (30 - 2)(30 + 2) and 302 - 22. What is the other number we are multiplying?

Write
as a product of a sum and a difference.

Write
as difference of two squares.

What is
?

Write x2 - 144 in factored form. If not possible, write "not possible."

Write x2 + 16 in factored form. If not possible, write "not possible."

Write 25 - x2 in factored form. If not possible, write "not possible."

Write b2 - a2 in factored form. If not possible, write "not possible."

Write 100 + y2 in factored form. If not possible, write "not possible."

What are the solutions to the equation (x - a)(x + b) = 0?

Create a diagram to show that (x - 3)(x - 7) is equivalent to x2 - 10x + 21.

Select all the expressions that are equivalent to 8 - x.

Match each quadratic expression in factored form with it's equivalent expression in standard form. One expression in standard form has no match.

Is (x - 3)(x + 3) equivalent to (3 - x)(3 + x)?

Show that (5 + 1)(5 - 1) is equivalent to 52 - 12

We are multiplying together two numbers in the expressions (30 - 2)(30 + 2) and 302 - 22. What is one of the two numbers we are multiplying?

We are multiplying together two numbers in the expressions (30 - 2)(30 + 2) and 302 - 22. What is the other number we are multiplying?

Write
as a product of a sum and a difference.

Write
as difference of two squares.

What is
?

Write x2 - 144 in factored form. If not possible, write "not possible."

Write x2 + 16 in factored form. If not possible, write "not possible."

Write 25 - x2 in factored form. If not possible, write "not possible."

Write b2 - a2 in factored form. If not possible, write "not possible."

Write 100 + y2 in factored form. If not possible, write "not possible."

What are the solutions to the equation (x - a)(x + b) = 0?

Select all the expressions that are equivalent to 8 - x.

2-8 Practice

Create a diagram to show that (x - 3)(x - 7) is equivalent to x2 - 10x + 21.

Match each quadratic expression in factored form with it's equivalent expression in standard form. One expression in standard form has no match.

Is (x - 3)(x + 3) equivalent to (3 - x)(3 + x)?

Show that (5 + 1)(5 - 1) is equivalent to 52 - 12

We are multiplying together two numbers in the expressions (30 - 2)(30 + 2) and 302 - 22. What is one of the two numbers we are multiplying?

We are multiplying together two numbers in the expressions (30 - 2)(30 + 2) and 302 - 22. What is the other number we are multiplying?

Write as a product of a sum and a difference.

Write as difference of two squares.

What is?

Write x2 - 144 in factored form. If not possible, write "not possible."

Write x2 + 16 in factored form. If not possible, write "not possible."

Write 25 - x2 in factored form. If not possible, write "not possible."

Write b2 - a2 in factored form. If not possible, write "not possible."

Write 100 + y2 in factored form. If not possible, write "not possible."

What are the solutions to the equation (x - a)(x + b) = 0?

Create a diagram to show that (x - 3)(x - 7) is equivalent to x2 - 10x + 21.

Select all the expressions that are equivalent to 8 - x.

Match each quadratic expression in factored form with it's equivalent expression in standard form. One expression in standard form has no match.

Is (x - 3)(x + 3) equivalent to (3 - x)(3 + x)?

Show that (5 + 1)(5 - 1) is equivalent to 52 - 12

We are multiplying together two numbers in the expressions (30 - 2)(30 + 2) and 302 - 22. What is one of the two numbers we are multiplying?

We are multiplying together two numbers in the expressions (30 - 2)(30 + 2) and 302 - 22. What is the other number we are multiplying?

Write as a product of a sum and a difference.

Write as difference of two squares.

What is?

Write x2 - 144 in factored form. If not possible, write "not possible."

Write x2 + 16 in factored form. If not possible, write "not possible."

Write 25 - x2 in factored form. If not possible, write "not possible."

Write b2 - a2 in factored form. If not possible, write "not possible."

Write 100 + y2 in factored form. If not possible, write "not possible."

What are the solutions to the equation (x - a)(x + b) = 0?

Select all the expressions that are equivalent to 8 - x.

Write
as a product of a sum and a difference.

Write
as difference of two squares.

What is
?

Write
as a product of a sum and a difference.

Write
as difference of two squares.

What is
?