Factoring Trinomials: a = 1

Question 1

The binomial (a+5) is a factor of a2+7a+10. What is the other factor?

Revolt · Accepted Answer

(a+2)

Question 2

The diagram represents the factorization of a2+8a+12.

Revolt · Accepted Answer

6

Question 3

Which expression is equivalent to n2 + 26n + 88 for all values of n?

Revolt · Accepted Answer

(n + 4)(n + 22)

Question 4

A rectangle has an area of k2 + 19k + 60 square inches. If the value of k and the dimensions of the rectangle are all natural numbers, which statement about the rectangle could be true?

Revolt · Accepted Answer

The width of the rectangle is k + 4 inches.

Question 5

The model represents x2 – 9x + 14.

Revolt · Accepted Answer

x – 2

Question 6

Which expression is the factorization of x2 + 10x + 21?

Revolt · Accepted Answer

(x + 3)(x + 7)

Question 7

Question 7

Revolt · Accepted Answer

9, 9x, 18x

Question 8

Bailey writes the expression g2 + 14g + 40 to represent the area of a planned school garden in square feet. What factors can be used to find the dimensions of her garden?

Revolt · Accepted Answer

(g+4)(g+10)

Question 9

Ms. Wilson draws a model of the factorization of a polynomial with integer factors. Her model is partially complete. Which equation is represented by Ms. Wilson’s model?

Revolt · Accepted Answer

n2 + 13n + 40 = (n + 8)(n + 5)

Question 10

What is the factored form of the polynomial?x2 − 12x + 27?

Revolt · Accepted Answer

(x − 9)(x − 3)

Factoring Trinomials: a = 1 Answers

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