The partial factorization of x2 - 3x - 10 is modeled with algebra tiles.

Which unit tiles are needed to complete the factorization?

2 negative unit tiles

2 positive unit tiles

5 negative unit tiles

5 positive unit tiles

Question

Mathematics

Christian Lucero

11 June, 20:08

The partial factorization of x2 - 3x - 10 is modeled with algebra tiles.

Which unit tiles are needed to complete the factorization?

2 negative unit tiles

2 positive unit tiles

5 negative unit tiles

5 positive unit tiles

+4

Answers (2)

Know the Answer?

Talan Herrera · Answer 1

X² - 3x - 10

x² = x * x

10 can be factored:

1 x 10

2 x 5 This is the correct pair.

(x-5) (x+2)

x (x+2) - 5 (x+2) = x² + 2x - 5x - 10 = x² - 3x - 10

x-5 = 0

x = 5

x + 2 = 0

x = - 2

Simeon Cobb · Answer 2

The answer is positive 2

The partial factorization of x2 - 3x - 10 is modeled with algebra tiles.Which unit tiles are needed to complete the factorization?2 negative unit tiles2 positive unit tiles5 negative unit tiles5 positive unit tiles

The partial factorization of x2 - 3x - 10 is modeled with algebra tiles.

Which unit tiles are needed to complete the factorization?

2 negative unit tiles

2 positive unit tiles

5 negative unit tiles

5 positive unit tiles