Question

Complete the statements to explain how to factor x2 + x – 12 using algebra tiles. Represent the trinomial using 1 positive x2-tile, , and . Form a rectangle with the tiles, adding zero pairs as needed. How many zero pairs are needed? Drag tiles onto the board to represent each factor. What is the factorization? x2 + x – 12 =

Answer 1

Answer: 1 positive x-Tile , 12 negative unit tiles , 3, (x-3)(x+4)

Step-by-step explanation:

Answer 2

Answer:

Represent the trinomial using 1 positive x2-tile,

1 positive x-tile, and 12 negative unit tiles

Form a rectangle with the tiles, adding zero pairs as needed. How many zero pairs are needed?

three

Drag tiles onto the board to represent each factor. What is the factorization? x2 + x – 12 =

(x – 3)(x + 4)

Step-by-step explanation: