Find Zeros of Polynomials

Find Zeros of Polynomials

9th - 12th Grade

15 Qs

quiz-placeholder

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Find Zeros of Polynomials

Find Zeros of Polynomials

Assessment

Quiz

Mathematics

9th - 12th Grade

Hard

CCSS
HSF-IF.C.7C, HSA-REI.B.4B

Standards-aligned

Created by

Barbara White

FREE Resource

15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image
What are the zeros (x-intercepts)?
x = 2,-2
x = 2,-2,0
x = 2,0
x = -4,-2,2,0

Tags

CCSS.HSF-IF.C.7C

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Find the zeros of the polynomial.
f(x) = x3 - 3x2 - 10x
x = 1, 10, 3
x = 0, -5, 2
x = 0, 5, -2
x = 0, 3, -10

Tags

CCSS.HSF-IF.C.7C

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

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

Tags

CCSS.HSF-IF.C.7C

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image
Identify the zeros
x=2, x=6, x=-4
(x+2)(x+6)(x-4)
(x-2)(x-6)(x+4)
x=-2, x=-6, x=4

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is another way to say "where a function crosses the x-axis"?
x-intercept
zero
root
all of these.

Tags

CCSS.HSF-IF.C.7C

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Find all zeros for the polynomial function
Factor by grouping and then set = 0 to find zeros.
P(x) = x3 -3x2-5x+15
3, √5 
3, √5, -√5
-3, √5, -√5
-3, 5i, -5i

Tags

CCSS.HSF-IF.C.7C

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

What is the degree of the polynomial function (remember to put in standard form- highest to lowest degree)
P(x)=3x4-7x2-2x7-x+4
4
7
2
11

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