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Module 8: Theorems on Polynomials
Quiz by Zenaida S. Nanoy
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- Q1
Which of the following is a factor of x3- 6x2- 12x + 45?
x+2
x-4
x+3
x+1
300sM10AL-Ih-1 - Q2
What is the remainder when 2x4- 3x3- 5x + 16 is divided by x - 2?
12
14
16
18
300sM10AL-Ih-1 - Q3
Which expression gives the remainder when P(x)= x5 + 2x3- 3x + 6 is divided by x +3?
P(2)
P(-2)
P(-3)
p(-1)
300sM10AL-Ih-1 - Q4
Given: P(x) = 5x3 – 2x2- 7x – 6, what is P(-1) ?
-7
8
-6
-20
300sM10AL-Ih-1 - Q5
Which is a factor of P(x) = x4- 3x2 + 5x + 6 ?
x+2
x-2
x-1
x+1
300sM10AL-Ih-1 - Q6
Is the polynomial x3 +x2- 12x + 3 divisible by x - 3?
Undefined
Maybe
No
Yes
300sM10AL-Ih-1 - Q7
What is the remainder when P(x) = x2019 – 7x2020 + 6 is divided by x – 1?
10
12
0
-12
300sM10AL-Ig-1 - Q8
Find the value of k for which x + 2 is a factor of P(x) = x3 +3x2 + kx + 10?
6
4
7
5
300sM10AL-Ig-1 - Q9
What is the remainder when 5x200 – 3x205 is divided by x + 1?
11
1
8
-2
300sM10AL-Ig-1 - Q10
If P(-3) = 0, which of the following statements is true about P(x )?
x -3 is a factor of P(x )
P( 0) = -3
x + 3 is a factor of P(x )
3 is a root of P(x)=0
300sM10AL-Ih-1 - Q11
If P(x) = 7x6 – 8x8 + 2x2 + x3 – 9, then the leading coefficient is _______.
8
6
9
-8
300sM10AL-Ig-1 - Q12
One of the roots of 3x3(x2 + 2x - 5) is 0. How many other roots are there?
4
6
3
5
300sM10AL-Ig-1 - Q13
Which set consists the possible rational roots of x3 + 4x2- 2x + 8 = 0?
±1, ±2, ±4
±1, ±8
±1, ±2, ±3, ±4, ±5, ±6, ±7, ±8
±1, ±2, ±4, ±8
300sM10AL-Ig-1 - Q14
What polynomial equation has 2, 3, and 4 as roots?
(x – 2) (x + 4) (x – 3) = 0
(x + 2) (x – 3) (x + 4) = 0
2 (x - 2) (x - 4) (x - 3) = 0
2 (x + 2) (x + 3) (x + 4) = 0
300sM10AL-Ig-1 - Q15
The root of x3 + 2x2 – 13x + 10 = 0 is_______.
5
-5
-2
-1
300sM10AL-Ig-1