Algebraic Expressions and Identities Test

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Algebraic Expressions and Identities Test - 2

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Weekly Quiz Competition

Question 1
1 / -0

Which of the following is the numerical coefficient of x²y²?

A
0

B
1

C
x²

D
y²
Question 2
1 / -0

Which of the following is the numerical coefficient of -5xy?

A
5

B
-x

C
-5

D
-y
Question 3
1 / -0

pqr is what type of polynomial?

A
Monomial

B
Binomial

C
Trimonial

D
None of these
Question 4
1 / -0

The value of x² - 5 at x= -1 is-

A
-2

B
-1

C
-4

D
-5
Question 5
1 / -0

a²-b² is a product of

A
(a+b)(a-b)

B
(a+b)(a+b)

C
(a-b)(a-b)

D
None of these
Question 6
1 / -0

Which of the following is the value of (x+ 1/x)²?

A
x²+ 1/x²

B
x²- 1/x²

C
x²+ 1/x² + 2

D
x²+ 1/x² + 2x
Question 7
1 / -0

Which of the following is obtained by subtracting x²-y² from y²- x²?

A
-2(x²-y²)

B
-2(x²+ y²)

C
2(x²+ y²)

D
2(x²- y²)
Question 8
1 / -0

What degree does x³ - x²y² - 8y²+ 2 have?

A
2

B
3

C
4

D
7
Question 9
1 / -0

What is the value of 5x²⁵ - 3x³² + 2x^-12 at x=1?

A
0

B
2

C
4

D
None of these
Question 10
1 / -0

What is the product of (x+a) and (x+b)?

A
x²+ (a-b)x + ab

B
x² + (a+b)x - ab

C
x² + (a+b)x - ab

D
x² + (a+b)x + ab

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Re-Attempt Weekly Quiz Competition

Algebraic Expressions and Identities Test - 2

Result

Algebraic Expressions and Identities Test - 2

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SHARING IS CARING

Question 1

0

1

x2

y2

Question 2

5

-x

-5

-y

Question 3

Monomial

Binomial

Trimonial

None of these

Question 4

-2

-1

-4

-5

Question 5

(a+b)(a-b)

(a+b)(a+b)

(a-b)(a-b)

None of these

Question 6

x2 + 1/x2

x2 - 1/x2

x2 + 1/x2 + 2

x2+ 1/x2 + 2x

Question 7

-2(x2-y2)

-2(x2 + y2)

2(x2+ y2)

2(x2- y2)

Question 8

2

3

4

7

Question 9

0

2

4

None of these

Question 10

x2+ (a-b)x + ab

x2 + (a+b)x - ab

x2 + (a+b)x - ab

x2 + (a+b)x + ab

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x²

y²

x²+ 1/x²

x²- 1/x²

x²+ 1/x² + 2

x²+ 1/x² + 2x

-2(x²-y²)

-2(x²+ y²)

2(x²+ y²)

2(x²- y²)

x²+ (a-b)x + ab

x² + (a+b)x - ab

x² + (a+b)x - ab

x² + (a+b)x + ab