What are the terms in the following expressions? Show how the terms are formed. Draw a tree diagram for each expression:


Answers (1)
S safeer

 8y+3x^{2} The terms in the expression are 

8y\ and\ 3x^{2}    

8y+3x^{2} is obtained by adding the product of 8 and y with the product of 3 x and x

the tree diagram for the expression is given below

7mn-4 has two terms 7mn and 4 and the expression is obtained by subtracting 4 from the product of 7,m and n. The tree diagram is shown below.

2x^2y has only one term, that is the expression itself.

The expression is formed by multiplying 4 terms 2, x, x and y. The tree diagrams are shown below