Mathematics Quiz

What is the process of finding the factors of an expression which is the reverse process of multiplication?

• factoring

• continuous division

• rationalization

• special product

What is the Greatest Common Factor of 4𝑥𝑦10,8𝑥4𝑦6, and 10𝑥9𝑦9 ?

• 𝑥𝑦

• 2𝑥𝑦6

• 4𝑥4𝑦4

• 8𝑥4𝑦6

What are the complete factors of the polynomial 7𝑥 − 7?

• 7(𝑥 − 1)

• 7(1 − 𝑥)

• 7𝑥 - 1

• 7(𝑥 − 7)

If one factor of the difference of two squares is x + 2, what is the other factor?

• 𝑥−2

• 𝑥2−2

• 𝑥2−22

• (𝑥−2)2

Which of the following is a perfect square trinomial?

• x2+6x+9

• 4x2−20x−25

• 4x2+20xy+9y2

• 9a2−6a2c+a2c2

The rectangle has an area of 2x2+8x+8. If the length is represented by 2x+4 find a binomial that represents the width of the rectangle.

• 𝑥+2

• 𝑥−2

• −𝑥−2

• −𝑥+2

Your classmate was asked to square (2𝑥 - 3), he answered 4𝑥2−9. Is his answer correct?

• Yes, because product rule is correctly applied.

• Yes, because squaring a binomial always produces a binomial product.

• No, because the answer must be 4𝑥2+9.

• No, because squaring a binomial always produces a trinomial product.

If the area of the square is 4𝑥2 − 4𝑥 +1, what is the measure of its side?

• −4𝑥+1

• −2𝑥+1

• 2𝑥−1

• 4𝑥−3

The product of two consecutive integers is 90. Find the integers.

• −5 and −4 or 4 and 5

• −10 and −9 or 9 and 10

• −13 and −12 or 12 and 13

• −18 and −17 or 17 and 18

Suppose that five times the cube of a number equals 80 times the number. Find the number.

• -4 or 0 or 4

• -5 or 0 or 5

• -10 or 0 or 10

• -16 or 0 or 16