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WorksheetsAlg 2 Quiz Review 4.1 - 4.4
Total questions: 119
Worksheet time: 6hrs 19mins
3x2 – 8x + 1
7x - 125 - 6x4 + 14x2
In the above graph, which root has a multiplicity of 2?
-1
-3
-120
4
zeros of the polynomial
y = 3(x + 4)(x + 1)(x - 3)?
f(x) = -5x4 - 2x2 + 8
As x approaches ±∞ , f(x) approaches - ∞ .
As x approaches ±∞ , f(x) approaches ∞ .
As f(x) approaches ±∞ , x approaches ∞ .
As f(x) approaches ±∞ , x approaches - ∞ .
- Leading Coeff.
+ Leading Coeff.
- Leading Coeff.
+ Leading Coeff.
f(x) = (x-2)(x-3)(x+1)
f(x) = (x-1)(x-2)(x-3)
f(x) = (x-1)(x+2)(x+3)
f(x) = (x+1)(x+2)(x+3)
The degree of the polynomial determines the number of roots.
True
False
f(x)=(x+4)(x-3)(x-2)
List the zeros for this function.
x=-4, x=3, x=-2
x=-4, x=3, x=2
x=-4, x=3, x=-2
x=4, x=3, x=2
If a zero of a polynomial function has multiplicity 3 that means:
The x intercept is at (4, 0)
The graph will "bounce back" at that zero
The graph will "pass through" at that zero
Zeros cannot have multiplicity of 4
f(x) = 2x2 + 6x5 + 10x
As x approaches ±∞ , f(x) approaches ∞ .
As x approaches ±∞ , f(x) approaches - ∞
As f(x) approaches ±∞ , x approaches ∞
As f(x) approaches ±∞ , x approaches - ∞
Which of the following allows you to describe the end behavior of a polynomial?
the degree and the constant
the leading coefficient and the constant
degree and the variable
the degree and the leading coefficent
f(x)= x2(x – 2)3(x – 7)
Find and select each real zero and its multiplicity
0 (Mult of 2), 2 (Mult of 3), 7 (mult 1)
2 (Mult of 3), 7 (mult 1)
0, 2, 7
2 (mult of 2), 7 (mult of 3)
If the graph of a function crosses the x-axis, what does that mean about the multiplicity of that zero?
Even
Odd
None
If the graph of a function touches the x-axis, what does that mean about the multiplicity of that zero?
Even
Odd
None
f(x)=(x - 10)(x + 10)
(3- 2x + 2x2) - (4x -5 +3x2)
(4n4 - 8n + 4) - (8n2 + 4n4 + 1)
(4x+3)(2x-1)
(2x2 + 5x - 7) + ( 3 - 4x2 + 6x)
(4v3 + 3v - 8v4) + (4v - 8v4 - 7)
Using Pascal's Triangle simplify: (x-7)2
(x + 2x2) + (4x2 + 7x)
(4x - 2x3) + (5x3 - 4x + 5)
(5x + x2 - 4) - (4x - x2 + 6)
(6b3 + 6 - b4) - (8b3 - 6b4 + 2)
(2x2 + 5x - 7) + ( 3 - 4x2 + 6x)
(6x + 9) / (3x)
(24x + 4) / (6x+1)
(9x2 + 6) / (3x)
(4x2 - 24x + 35) / (2x - 5)
(y - 3)(y + 7)
(r + 7)(r − 7)
(p − 8)2
Hint: (p − 8)2 = (p − 8)(p − 8)
4x2 - 21x + 5
4x3 + 2
2x2
2x3
3x4 + 4x + 1
x2 - 100
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Divide:
(4x2 - 24x + 35) / (2x - 5)
2x - 7
2x - 12
2x + 12
2x + 7
Find the quotient when (21x2 - 52x + 32) is divided by (7x - 8).
3x + 4
3x + 3
3x - 4
3x + 2
The area of a rectangular pool table is: x2 + 14x +40.
The length is x + 4. What is the width?
x + 8
x + 14
x + 10
x +4
(24x + 4) / (6x+1)
(4x2 - 24x + 35) / (2x - 5)
x+36x2+19x+3
(a)
5x+315x2+19x+6
(a)
x−25x2−9x−2
(a)
9x81x9−54x6+27x3
9x9−6x6+3x3
9x8−6x5+3x2
9x10−6x7+3x4
81x8−6x5+3x2
6x+1136x2−121
(a)
x−24x2−17x+18
(a)
14x−1114x2+17x−22
(a)
5x275x8+50x4+30x3+5x2
15x8+10x4+6x3+x2
15x6+10x2+6x
15x10+10x6+6x5+x4
15x6+10x2+6x+1
x−4x2−16
(a)
x−6x2+2x−48
(a)
x+1x2+14x+13
(a)
4x316x8+24x6−40x4
4x5+6x3−10x
4x8+6x6−10x4
12x5+20x3−44x
4x11+6x9−10x7
x+5x2+10x+25
(a)
2x−14x2−4x+1
(a)
Factor by using GCF:
8n3 + 2n2
2n2(4n-1)
2n2(4n + 1)
n2(8n+2)
3n(4n+1)
Factor by Grouping:
x3 - 4x2 -4x + 16
(x+4)(x+2)
(x-4)(x2 -4)
(x+4)(x2 -4)
(x-4)(x-2)
Factor the Trinomial:
x2 - 17x + 72
(x - 9)(x + 8)
(x - 9)(x - 8)
x(x - 3)
(x + 9)(x + 8)
What is the GCF of 28ab and 42b?
4b
6b
7b
14b
Factor by Grouping:
3x3-x2+6x-2
(x2+2)(3x+1)
(x2+2)(3x-1)
(3x3+6x)(x2-2)
none of the above
Factor the Trinomial:
3a2 + 4a + 1
(7a-10)(a-8)
Not factorable
(3a+1)(a+1)
(3a-1)(a-1)
Factor by using GCF:
3x3 + 9x2 - 15x
x(3x2 + 9x - 15)
3x(x2 + 3x - 5)
3x(x2 - 9x + 15)
x(3x2 -9x + 15)
Factor by Grouping:
4p³+8p²+3p+6
(2p²+3)(p+2)
(2p²+6)(p+4)
(4p²+3)(p+2)
(4p²+8p)(3p+6)
Factor the Trinomial:
3v2 - 4v - 7
(3v-7)(v+1)
3(v-7)(v-1)
(3v+1)(v-9)
(3v+1)(v-10)
Factor by using GCF:
4b5+4b3+16b2
4b3(b4+b2+4b)
4b3(b4+4b+5)
4(b5+b3+4b2)
4b2(b3+b+4)
Factor by Grouping:
x³+7x²-2x-14
(x²-2)(x-7)
(x²+2)(x-7)
(x²+2)(x+7)
(x²-2)(x+7)
Factor the Trinomial:
9x2-6x-8
(3x+2)(3x-4)
(3x+2)(3x+4)
(3x-2)(3x-4)
(x-1)(9x+8)
Factor by using GCF:
8r3 + 16r2
4r2(2r + 4)
8r2(r + 2)
8(r3 + r2)
4(r3 + 2r2)
Factor by Grouping:
4y3 + y + 12y2 + 3
4y2(y + 3) + 3
4y3 + 12y2 + y + 3
(4y2 + 1)(y + 3)
Factor the Trinomial:
5x2 + 17x + 6
(5x + 3)(x + 2)
(5x + 2)(x + 3)
(5x + 1)(x + 6)
(5x + 6)(x + 1)
Factor by using GCF:
6m2 + 16m
2(3m2 + 8m)
2m(3m + 8)
2m(3m - 8m)
Prime
Factor by Grouping:
p4 - 3p3 - 16p2 + 48p
p2 ( p - 3) (p - 3)
(p3 - 16) (p - 3)
(p + 4) (p - 4) (p - 3)
(p3 - 16p) (p - 3)
Factor the Trinomial:
2m² + 3m - 9
2(m + 3)(m - 3)
(2m - 3)²
(m + 3)(2m - 3)
(2m + 3)(m - 3)
a³-b³=
Complete the formula
a³+b³=
(a-b)(a²+ab+b²)
(a+b)(a²-ab+b²)
(a-b)(a²-ab+b²)
(a+b)(a²+ab+b²)
27x³-64
8x3-27
a³ + b³
Which number is both a perfect square and a perfect cube?
64
27
81
16
Identify if the expression can be factored as sum or difference of cubes:
3x3 + 24
No
Yes
Yes, getting GCF first
It is a sum of squares
WHAT FACTORING TECHNIQUE YOU HAVE TO USE TO SOLVE FOR THE FACTORS OF 27X3-343?
DIFFERENCE OF TWO CUBES
DIFFERENCE OF TWO SQUARES
FACTORING BY GCF
SUM OF TWO CUBES
x2 - 25
( x + 5 ) ( x - 5 )
( x - 5 ) ( x - 5 )
( x + 5 ) ( x + 5 )
Unfactorable
x4 - 16
( 2x - 4) ( 2x + 4)
( x2 - 4) ( x2 + 4)
( x2 - 8) ( x2 + 8)
( x - 4) ( x + 4)
x2 - 225
( x + 15) ( x + 15)
Unfactorable
( x - 15) ( x + 15)
( x - 15) ( x - 15)
x6 - 400
( x3 - 200) ( x3 + 200)
( x2 + 20) ( x2 + 20)
( x - 20) ( x + 20)
( x3 - 20) ( x3 + 20)
4x2 - 64y2
Unfactorable
( 2x - 32y) (2 x + 32y)
( 2x - 8y) (2 x - 8y)
( 2x - 8y) (2 x + 8y)
9x2 - 49y6
( 3x + 7y3) (3x + 7y3)
( 3x - 7y3) (3x + 7y3)
( 3x - 7y3) (3x - 7y3)
Unfactorable
x2 + 81
Unfactorable
( x - 9 ) ( x + 9 )
( x + 9 ) ( x + 9 )
( x - 9 ) ( x - 9 )
Factor the Polynomial:
121r2 - 64t2
(11r + 8t)(11r - 8t)
(11r - 8t)(11r - 8t)
(11r + 8t)(11r + 8t)
Unfactorable
25x2-81
4x2-16
Fully Factor the Following
16x2+25
Unfactorable
(4x-5)(4x+5)
(4x+5)(4x-5)
(4x+5)2
