Terms, coefficient and variable

 $2x+x^2-4y$  
How many terms in the expression?

• 2

• 3

• 4

• 5

 $\frac{x}{5}-5x^2$  
How many terms in the expression?

• 2

• 3

• 4

• 5

 $\frac{x^2}{5}-5x^2y+9$  
How many terms in the expression?

• 2

• 3

• 4

• 5

Identify the terms of 6k + 2k.

• 6, 2

• 6k, 2k

• k

• 6k

Identify the terms of  $x^2-8xy$  

•  $x^2,\ 8xy$  

•  $x^2,\ -8xy$  

• 1, -8

•  $x^2,\ xy$  
  

What is the coefficient of  $\frac{xy}{5}$  ?

• 5

• 1

•  $\frac{1}{5}$  

• 3

What is the coefficient of  $x^2y$  ?

• 1

• 0

• 2

• 3

In the term $-10x^2yz$ state the coefficient of  $x^2yz$  

• 1

• -10

• 10

• -1

In the term $-10x^2yz$ state the coefficient of  $x^2y$  

•  $-10x^2y$  
  

• -10

•  $-10x^2z$  

• -10z

In the term $-10x^2yz$ state the coefficient of  $10y$  

•  $-x^2y$  
  

• -10yz

•  $-x^2z$  

•  $-10x^2$