Question 1
3a4 + 2a3 + a2 - 7a - 4
Question 7
x2 + 7x + 3
Question 17
4x3 - 3x2 + 11x + 3
Question 19
9xy (6x2 - 2xy + 3y)
The expression below is equivalent to which?
3x(x - 1) - (3 - 6x)
A) 3x2 + 9x - 3
B) 3x2 + 3x - 3
C) 3x2 - 3x - 3
D) 3x2 - 9x - 3
B) 3x2 + 3x - 3
Question 2
2x3 - x2y - 3xy2 +8y3
Question 10
-26y2 + 24y
Question 18
x2 + 2x - 21
Question 20
9x2 - 49y2
Identify which polynomial(s) are prime:
A) x2 - 16
B) 2a - 7b
C) 4x2 + 9y2
D) 4x2 - 8
E) x2 +3x - 7
B, C, E
Question 3
linear binomial
Question 9
45c4d3 - 20c5d2 - 10c2d
A rectangle has side lengths of x - 3 and 2x + 8, what is the area?
2x2 + 2x - 24
Question 21
16y4 (2 + y) (2 - y)
OR
-16y4 (y - 2) (y + 2)
A swimming pool has a length of 6 and a width of 2x - 1. A concrete walkway of equal width surrounds the pool. The walkway has a length of 4x + 1 and a width of 2x + 3. What is the area of the concrete walkway?
Area of Big - (Area of Small)
(4x+1)(2x+3) - [6(2x-1)]
8x2 + 2x + 9
Question 5
Quadratic Trinomial
Question 13
2x2 - xy - 15y2
The area of a square is 9x2 - 6x + 1, what is the length of the sides?
Question 24
3 (k - 15) (k - 4)
Which of the following is a factor of 6x2 - 5x - 4?
A) x + 3
B) 3x - 4
C) x - 8
D) 2x - 1
B) 3x - 4
Question 6
Quartic Polynomial
-2x2 + 7x - 1
The length of a swimming pool is 2x + 3, if the area is 2x2 + x - 3, what is the width?
x - 1
Question 26
2 (2r + 5) (2r - 1)
If x + 1 is a factor of x2 + bx + 4, what is the value of b?
5