Algebraic Expressions and Identities

Algebraic Expressions and Identities

8th Grade

9 Qs

quiz-placeholder

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Algebraic Expressions and Identities

Algebraic Expressions and Identities

Assessment

Quiz

Mathematics

8th Grade

Hard

Created by

D D

Used 1+ times

FREE Resource

9 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which is the like term as 24a2bc?

13 × 8a × 2b × c × a

8 × 3 × a × b × c

3 × 8 × a × b × c × c

3 × 8 × a × b × b × c

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is an identity?

(p + q)2 = p2 + q2

p2 – q2 = (p – q)2

p2 – q2 = p2 + 2pq – q2

(p + q)2 = p2 + 2pq + q2

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The irreducible factorisation of 3a3 + 6a is

3a (a2 + 2)

3 (a3 + 2)

a (3a2 + 6)

3 × a × a × a + 2 × 3 × a

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

a ( b + c) = ab + ac is

commutative property

distributive property

associative property

closure property

5.

FILL IN THE BLANK QUESTION

1 min • 1 pt

The representation of an expression as the product of its factors is called __________.

6.

FILL IN THE BLANK QUESTION

1 min • 1 pt

(x + a) (x + b) = x2 + (a + b)x + ________.

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

An identity is true for all values of its variables.

TRUE

FALSE

8.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The common factor of x2y and – xy2 is xy.

TRUE

FALSE

9.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

(3x + 3x2) ÷ 3x = 3x2

TRUE

FALSE