Chapter 2

Introduction to Linear Polynomials

CBSE Class 9

Mathematics Solutions

Question:

Can you identify the terms, variables and coefficients of the algebraic expression $200l + 160w + 50lw$ ? [Page No. 17]

Answer: Verified

For $200l + 160w + 50lw$ :

Terms: there are three terms $\rightarrow 200l$ , $160w$ , and $50lw$ .

Variables: $l$ and $w$ (length and width).

Coefficients: the coefficient of $l$ is 200, the coefficient of $w$ is 160, and the coefficient of $lw$ is 50.
There is no constant term.

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(All Q's of this Chapter solved)

More NCERT Questions

What is the cost of travelling 15 km? For how many km will the cost be ₹ 700 (Refer to Example 9 on NCERT page no. 24)? [Page No. 24] Differentiate between the graphs of the equations y = 3x + 1, and y = -3x + 1. [Page No. 33] Identify other points on the line by completing the following table. [Page No. 28] x 1 2 5 7 9 12 20 y 3 15 Can you guess what the numbers 20 and 150 in the equation y = 20x + 150 represent (Refer to Example 11 on NCERT page no. 26)? [Page No. 27]