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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 23
Mathematics
Secondary school Mathematics class 9 Rs Aggarwal
Factorization of Polynomials
Factorization of Polynomials Exercise 3C
Question 23
Factorization of Polynomials | Factorization of Polynomials Exercise 3C
Question 23
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 23
𝑥^2 − 3√5𝑥 − 20
𝑥^2 − 3√5𝑥 − 20
We can further write it as
= 𝑥^2 − 4√5𝑥 + √5𝑥 − 20
By taking out the common terms
= x (x -4√5) + √5 (x -4√5)
So we get,
= (x +√5) (x -4√5)
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