# NCERT Class 8 Mathematics Solutions: Chapter 14 –Factorisation Exercise 14.4 Part 3

Doorsteptutor material for ISAT is prepared by world's top subject experts: Get full length tests using official NTA interface: all topics with exact weightage, real exam experience, detailed analytics, comparison and rankings, & questions with full solutions.

Download PDF of This Page (Size: 147K) ↧

1. Find and correct the errors in the following mathematical statements: Substituting in:

(a) gives

(b) gives

(c) gives

Answer:

(a) L.H.S.

Putting in given expression,

So, gives

(b) L.H.S.

Putting in given expression,

So, gives

(c) L.H.S.

Putting in given expression,

So, gives

3. Find and correct the errors in the following mathematical statement:

Answer:

L.H.S.

[]

So, the correct statements is .