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Algebraic Expressions Grade 8

Authored by Naresh Yalavarthi

Mathematics

8th Grade

CCSS covered

Used 953+ times

Algebraic Expressions Grade 8
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12 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

The expression (l + m) (2m + p) − 2m (p + m) can be simplified as

2lm + lp
2lm + lp − 2mp 
2lm + lp + mp 
2lm + lp − mp 

Tags

CCSS.6.EE.A.3

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

What is the product of (x2 − y2) and (3x + 2y)?

3x3 − 2y3 + 3x2y + 3xy2
3x3 + 2y3 - 2x2y − 3xy2
3x3 − 2y3 + 2x2y − 3xy2
3x3 − 3y3 + 2x2y − 3xy2

Tags

CCSS.HSA.APR.A.1

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

(x2 - y2) × (x2 + y2) = ______

2x2 + 2y2
x4 - y4
x4 + y4
2x4

Tags

CCSS.HSA.APR.A.1

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The degree of the polynomial:  4x2y + x2 - 2y2 is ______

2
3
4
-2

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

If a+b=7, ab = 10, find a2 + b2

28

29

30

27

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

(m+1)(m+3) is of the form

(a+b)2\left(a+b\right)^2

(a−b)2\left(a-b\right)^2

(x+a)(x+b)\left(x+a\right)\left(x+b\right)

none of these

Tags

CCSS.HSA.APR.C.4

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

 25a2−4b225a^2-4b^2  is of the form

 a2−b2a^2-b^2  

 (a+b)2\left(a+b\right)^2  

 (a−b)2\left(a-b\right)^2  

none of these

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