Question 1

________1.	Which of the following is the square of  4x-3?

Accepted Answer

$16x^2 - 12x+9$

Answer

$16x^2 – 24x + 9$

Answer

$16x^2 + 9$

Answer

$16x^2 – 9$

Question 2

________2.	The side of  square is x cm long. The length of a rectangle is 5 cm longer than the side of the square and the width is 5 cm shorter. Which statement is true.

Accepted Answer

A. The area of a square is greater than the area of the rectangle.

Answer

d.	Any relationship cannot be determined from the given information.

Answer

b.	The area of the square is less than the area of the rectangle.

Answer

c.	The area of a square is equal to the area of the rectangle.

Question 3

________3.	Find the missing term (x + ____)(3x + ___) = $3x^2 + 27x + 24$

Accepted Answer

8, 3

Answer

12, 2

Answer

4, 6

Answer

6 ,4

Question 4

________4.	Find the product of (4a-5b) ($16a^2 + 20ab +25b^2)$

Accepted Answer

$64a^3 – 125b^3$

Answer

$64a^3 + 60a^2b – 100ab^2 +125b^3$

Answer

$16a^3 – 25b^3$

Answer

$20a^3 – 125b^3$

Question 5

________11.	A polynomial of four terms is factored by grouping and the result is (x+y-z)(x+y+z). Find the polynomial.

Accepted Answer

$x^2 + xy – yz – z^2$

Answer

$ x^2 + xy + y^2 – z^2$

Answer

$x^2 + 2xy +y^2 – z^2$

Answer

$x^2 + y^2 – 2yz – 2$

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