Factoring Polynomials: Difference of Squares — Unit test

Question 1

What is the greatest common factor of 8x and 40y?

Revolt · Accepted Answer

8

Question 2

The expression y2 – 10y + 24 has a factor of y – 4. What is another factor of y2 – 10y + 24?

Revolt · Accepted Answer

y – 6

Question 3

The diagram represents a difference of squares.

Revolt · Accepted Answer

(m – 6)(m + 6)

Question 4

A square with an area of A2 is enlarged to a square with an area of 25A2. How was the side of the smaller square changed?

Revolt · Accepted Answer

The side length was multiplied by 5.

Question 5

Candy draws a square design with a side length of x inches for the window at the pet shop. She takes the design to the printer and asks for a sign that has an area of 16x2 – 40x + 25 square inches.

Revolt · Accepted Answer

4x – 5

Factoring Polynomials: Difference of Squares — Unit test Answers

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