Identify the degree of the polynomial and the sign of the leading coefficient
a)
Leading Coefficient Positive
Degree - Even
b)
Leading Coefficient Positive
Degree - Odd
c)
Leading Coefficient Negative
Degree - Even
d)
Leading Coefficient Negative
Degree - Odd
6.
Identify the degree of the polynomial and the sign of the leading coefficient
a)
Leading Coefficient Positive
Degree - Even
b)
Leading Coefficient Positive
Degree - Odd
c)
Leading Coefficient Negative
Degree - Even
d)
Leading Coefficient Negative
Degree - Odd
7.
The end behavior of a polynomial function is determined by the degree and the sign of the leading coefficient. Identify the degree of the polynomial and the sign of the leading coefficient
a)
Leading Coefficient Positive Degree - Even
b)
Leading Coefficient Positive Degree - Odd
c)
Leading Coefficient Negative Degree - Even
d)
Leading Coefficient Negative Degree - Odd
8.
Identify the degree of the polynomial and the sign of the leading coefficient
a)
Leading Coefficient Positive
Degree - Even
b)
Leading Coefficient Positive
Degree - Odd
c)
Leading Coefficient Negative
Degree - Even
d)
Leading Coefficient Negative
Degree - Odd
9.
Describe the end behavior of the function. y = 4x10
a)
down and down
b)
down and up
c)
up and down
d)
up and up
10.
Describe the end behavior of the function. (Put the polynomial in standard form first*) y = -6x + 4 + 9x3
a)
down and down
b)
down and up
c)
up and down
d)
up and up
11.
In the above graph complete the following end behavior: As x --> -∞, f(x) --> ____ As x --> +∞, f(x) --> ____
a)
-∞ -∞
b)
+∞ -∞
c)
-∞ +∞
d)
+∞ +∞
12.
In the above graph complete the following end behavior: (f(x)=y) As x --> -∞, f(x) --> ____ As x --> +∞, f(x) --> ____
a)
-∞ -∞
b)
+∞ -∞
c)
-∞ +∞
d)
+∞ +∞
13.
Using the above graph what is the sign of the leading coefficient?
a)
Positive
b)
Negative
14.
Which function has this end behavior? Note: f(x)=y
a)
-x2-3x+1
b)
-x3+2x2+3
c)
x4+3x3-4x+1
d)
x5-4x4+2x2-1
15.
Which function has this end behavior? Note: f(x)=y
a)
-1x4-3x3+3
b)
-2x7+2x4+4
c)
3x8+3x5-4x+7
d)
4x5-4x4+2x3-9
16.
Determine the end behavior of the graph of
f(x) = 3x4 + 2x - 5
a)
As x →∞, f(x) →∞.
As x→-∞, f(x) →-∞.
b)
As x →∞, f(x) →∞.
As x→-∞, f(x) →∞.
c)
As x →∞, f(x) →-∞.
As x→-∞, f(x) →∞.
d)
As x →∞, f(x) →-∞.
As x→-∞, f(x) →-∞.
17.
What is the degree of this polynomial function? Is the leading coefficient positive or negative?
(Note: quartic means 4th degree, cubic means 3rd degree polynomials)
a)
A fourth degree polynomial with a negative leading coefficient.
b)
A fourth degree polynomial with a positive leading coefficient.
c)
A cubic polynomial with a negative leading coefficient.
d)
A cubic polynomial with a positive leading coefficient.
แป้นคำตอบ
End Behavior of Polynomial Functions
คำถามทั้งหมด: 17
1.
b) x → ∞, y→ ∞ and x→⁻∞, y→∞
2.
c) x →∞, y→∞ and x→⁻∞, y→0
3.
d) x → ∞,y→ ∞and x→ ⁻∞, y→ ⁻∞
4.
a) x →∞, y→⁻∞ and x →⁻∞,y→⁻∞
5.
b)
Leading Coefficient Positive
Degree - Odd
6.
a)
Leading Coefficient Positive
Degree - Even
7.
d) Leading Coefficient Negative Degree - Odd
8.
c)
Leading Coefficient Negative
Degree - Even
9.
d) up and up
10.
b) down and up
11.
a) -∞ -∞
12.
d) +∞ +∞
13.
b) Negative
14.
c) x4+3x3-4x+1
15.
b) -2x7+2x4+4
16.
b)
As x →∞, f(x) →∞.
As x→-∞, f(x) →∞.
17.
b)
A fourth degree polynomial with a positive leading coefficient.