Quiz about POLYNOMIAL CLASS 9

Question 1

Which binomial is a factor of
f(x)= x³ -6x² +3x +10?

Accepted Answer

x + 1

Answer

x + 2

Answer

x + 5

Answer

x + 10

Question 2

What is the remainder when a³ - 4 is divided by a+2?

Accepted Answer

-12

Answer

-2

Answer

-6

Answer

0

Question 3

if f(x) = 3x² -9x -20, find the value of f(5) using synthetic division.

Accepted Answer

10

Answer

0

Answer

15

Answer

-7

Question 4

What is the remainder R when the polynomial p(x) is divided by (x-5)?
p(x) = x³- 5x²+ 2x - 10

Accepted Answer

0

Answer

2x-10

Answer

-2x-10

Answer

2x+10

Question 5

Decide if (x-3) is a factor of 3x³+10x²-x-12

Accepted Answer

No, it is not a factor!

Answer

Yes, it is a factor!

Question 6

Find all the zeros, given that f(-3) = 0
f(x) = 2x³+5x²-6x-9

Accepted Answer

-1,-3,3/2

Answer

-1,-3,-3

Answer

3,3,3

Answer

-3,2/3,-1

Question 7

Factor
r² -16r + 60

Accepted Answer

(r - 6)(r - 10)

Answer

(r - 15)(r + 4)

Answer

(r - 6)(r + 10)

Answer

(r +30)(r - 2)

Question 8

Factor
4n²-17n-15

Accepted Answer

(n-5)(4n+3)

Answer

(n-10)(6n+1)

Answer

(4n-5)(n-3)

Answer

(n-5)(4n-3)

Question 9

When p(x) = 9x⁴- 45x³+ 37x² + x +2 is divided by x - 2, a student can determine the remainder by evaluating p(2). What is the value of p(2)?

Accepted Answer

p(2) = -64

Answer

p(2) = 656

Answer

p(2) = 652

Answer

p(2) = -368

Question 10

Which binomial is a factor of
f(x)= x³ -6x² +3x +10?

Accepted Answer

x + 1

Answer

x + 2

Answer

x + 5

Answer

x + 10

Question 11

What is the remainder when x³ - 4 is divided by x+2?

Accepted Answer

-12

Answer

-2

Answer

-6

Answer

0

Question 12

State the roots of the polynomial: x³ - 4x² - 45x.

Accepted Answer

0, 9, -5

Answer

0, 9, 5

Answer

0, -9, 5

Answer

0, -9, -5

Question 13

The largest exponent determines the degree of the polynomial.

Accepted Answer

True

Answer

False

Question 14

The degree of a constant polynomial is

Accepted Answer

0

Answer

1

Answer

2

Answer

3

Question 15

The square of x² - 2y²is ______

Accepted Answer

x⁴ - 4x²y²+ 4y⁴

Answer

x⁴ + 4x²y²+ 4y⁴

Answer

x⁴ - 4x²y²- 4y⁴

Answer

None of the above

Question 16

If a + b = 5 and ab = 6, find a² + b².

Accepted Answer

13

Answer

12

Answer

10

Answer

11

Question 17

Which of the following bags contains more numbers?

Accepted Answer

Bag containing rational numbers between 1 and 3

Answer

Bag containing all integers between 1 and 1,00,00,000

Answer

A bag containing all integers between -10,00,000 and 10,00,000

Question 18

Simplify (a - b + c)(a + b + c)

Accepted Answer

a²+ 2ac + c²- b²

Answer

a²+ 2ab + b²- c²

Answer

a²+ 2bc - c²- b²

POLYNOMIAL CLASS 9

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