Quadratic Equations Test

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Quadratic Equations Test - 2

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Weekly Quiz Competition

Question 1
1 / -0

Which of the following polynomials has the sum of zeros -3/2 and the product of zeros -1?

A
2x² - 3x + 2 = 0

B
2x² + 3x - 2 = 0

C
2x² - 3x - 2 = 0

D
2x² + 3x + 2 = 0
Question 2
1 / -0

One of the zeroes of the polynomial x² - 5x + 4 is 1. The other zero is _____.

A
-3

B
- 2

C
4

D
6
Question 3
1 / -0

One of the zeroes of the polynomial x² – 10x + 21 is 3. The other zero is

A
21

B
7

C
-3

D
-10
Question 4
1 / -0

Which of the following numbers represents the sum of the zeroes of the polynomial x2 – (√2+√3)x +√6?

A
√2

B
√6/√2+√3

C
√2/√3

D
√2+√3
Question 5
1 / -0

One of the zeroes of the polynomial 2x² + x – 1 is –1. The other zero is

A
-1/2

B
1/2

C
3

D
5
Question 6
1 / -0

Which of the following could be the values of `x` after applying 'zero product rule' to the quadratic equation: x²= 81?

A
- 8, 9

B
- 9, 9

C
- 81, 0

D
0, - 18
Question 7
1 / -0

Which of the following is one of the roots of the quadratic equation 2b²- 2a²= 8y²- 8ay?

A
(a - b)/2

B
a/2

C
b/2

D
(b - a)/2
Question 8
1 / -0

Which of the following sets of values is obtained by factorisation of the quadratic equation (22 - y) = 57/y?

A
(- 19, -3)

B
(- 9, 3)

C
(9, 3)

D
(3, 19)
Question 9
1 / -0

Which of the following values of x satisfy the quadratic equation 2x²= 3x?

A
0, 2/3

B
0, 3/2

C
0, -2/3

E
b
Question 10
1 / -0

Which of the following values of `x` satisfies the quadratic equation x(x - 16) = 132?

A
- 22

B
- 6

C
6

D
23

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Quadratic Equations Test - 2

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Quadratic Equations Test - 2

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Question 1

2x2 - 3x + 2 = 0

2x2 + 3x - 2 = 0

2x2 - 3x - 2 = 0

2x2 + 3x + 2 = 0

Question 2

-3

- 2

4

6

Question 3

21

7

-3

-10

Question 4

√2

√6/√2+√3

√2/√3

√2+√3

Question 5

-1/2

1/2

3

5

Question 6

- 8, 9

- 9, 9

- 81, 0

0, - 18

Question 7

(a - b)/2

a/2

b/2

(b - a)/2

Question 8

(- 19, -3)

(- 9, 3)

(9, 3)

(3, 19)

Question 9

0, 2/3

0, 3/2

0, -2/3

b

Question 10

- 22

- 6

6

23

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2x² - 3x + 2 = 0

2x² + 3x - 2 = 0

2x² - 3x - 2 = 0

2x² + 3x + 2 = 0