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Rs aggarwal solutions
Grade 9 
Mathematics
Secondary school Mathematics class 9 Rs Aggarwal
Factorization of Polynomials
Factorization of Polynomials Exercise 3C
Question 3
Mathematics
Secondary school Mathematics class 9 Rs Aggarwal
Factorization of Polynomials
Factorization of Polynomials Exercise 3C
Question 3
Factorization of Polynomials | Factorization of Polynomials Exercise 3C
Question 3
CHAPTERS
3. Factorization of Polynomials
4. Linear Equations In Two Variables
6. Introduction To Euclids Geometry
9. Congruence Of Triangles And Inequalities In A Triangle
11. Areas Of Parallelograms And Triangles
14. Areas Of Triangles And Quadrilaterals
15. Volume And Surface Area Of Solids
Question 3
𝑥^2 + 20𝑥 − 69
𝑥^2 + 20𝑥 − 69
We can further write it as
= 𝑥^2 + 23𝑥 − 3𝑥 − 69
By taking out the common terms
= x (x + 23) – 3 (x + 23)
So we get,
= (x – 3) (x + 23)
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