Factoring Trinomials Quiz

What is the primary focus of the lesson in Friendly Math 101?

• Solving linear equations

• Calculating derivatives

• Factoring trinomials

• Graphing functions

In the first example, what is the product of the first and last terms of the trinomial x^2 + 13x + 36?

• 13x

• 36x^2

• 49x^2

• 25x

Which pair of factors adds up to the middle term in the trinomial x^2 + 13x + 36?

• 6x and 6x

• 4x and 9x

• 2x and 18x

• 3x and 12x

In the second example, what is the product of the first and last terms of the trinomial 2B^2 - 11B - 40?

• 40B^2

• 60B^2

• 22B^2

• 80B^2

Which pair of factors is used to factor the trinomial 2B^2 - 11B - 40?

• 8B and 10B

• 2B and 40B

• 5B and 16B

• 4B and 20B

In the third example, what common factor is factored out from the trinomial 10n^2 - 5n - 5?

• 2

• 5

• 1

• 10

What is the resulting trinomial after factoring out the common factor in 10n^2 - 5n - 5?

• 2n^2 - 1n - 1

• 5n^2 - 2.5n - 2.5

• n^2 - 0.5n - 0.5

• 10n^2 - 5n - 5

In the third example, what are the factors of the trinomial 2n^2 - 1n - 1?

• n - 2 and 2n + 1

• n + 2 and 2n - 1

• n + 1 and 2n - 1

• n - 1 and 2n + 1

What is the final factored form of the trinomial 10n^2 - 5n - 5?

• 5(n + 1)(2n - 1)

• 5(n - 1)(2n + 1)

• 5(n - 2)(2n + 1)

• 5(n + 2)(2n - 1)

What should you do if you have questions after watching the lesson?

• Email the instructor

• Leave questions in the comment section

• Call the support line

• Visit the school office