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Algebraic Expression

Authored by Bijit Sarkar

Mathematics

7th - 9th Grade

Algebraic Expression
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10 questions

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1.

MULTIPLE CHOICE QUESTION

5 mins β€’ 1 pt

The number of like terms amongst the following monomials:

 (i)x2y (ii)βˆ’3xy2(iii)2xy (iv)44xy2 (v)44xy\left(i\right)x^2y\ \left(ii\right)-3xy^2\left(iii\right)2xy\ \left(iv\right)44xy^2\ \left(v\right)44xy  

i and ii

(ii and iii) And (iv and v)

ii and iv only

(ii and iv) And (iii and v)

2.

MULTIPLE CHOICE QUESTION

5 mins β€’ 1 pt

Media Image

The perimeter of the shape can be given by

2a+2y+2x2a+2y+2x

2a+y+2x2a+y+2x

2a+3x+y2a+3x+y

2axy2axy

3.

MULTIPLE CHOICE QUESTION

5 mins β€’ 1 pt

 24x2+32x+44xy2+324x^2+32x+44xy^2+3  

The degree of the following expression is

24

3

32

2

4.

MULTIPLE CHOICE QUESTION

5 mins β€’ 1 pt

Media Image

The are of the square is  48a248a^2  while area of the shape inscribed within the square is  24a2+2b224a^2+2b^2 . Find the area of the sqaure without the inscribed shape

 24a2βˆ’2b224a^2-2b^2  

 a2+b2a^2+b^2  

 24a2+2b224a^2+2b^2  

 4848  

5.

MULTIPLE CHOICE QUESTION

5 mins β€’ 1 pt

 βˆ’9x2y3+24ab2c4-9x^2y^3+24ab^2c^4  

The degree of the expression is

5

6

7

4

6.

MULTIPLE CHOICE QUESTION

5 mins β€’ 1 pt

 π‘’2𝑣+5𝑒2βˆ’3𝑣2.𝑒^2𝑣+5𝑒^2βˆ’3𝑣^2.  

Simplify the above expression

it can not be simplified because the degrees of the terms are different

It cannot be simplified because there are no like terms to combine.

 u2v+8u2v2u^2v+8u^2v^2  

 u2v+15u^2v+15  

7.

MULTIPLE CHOICE QUESTION

5 mins β€’ 1 pt

 (5𝑦2βˆ’3𝑦+15)+(3𝑦2βˆ’4π‘¦βˆ’11).(5𝑦^2βˆ’3𝑦+15)+(3𝑦^2βˆ’4π‘¦βˆ’11).  

 2y2+4yβˆ’42y^2+4y-4  

 8y2βˆ’7yβˆ’48y^2-7y-4  

 8y2βˆ’7y+48y^2-7y+4  

 8y2+y+48y^2+y+4  

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