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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 50
Mathematics
Secondary school Mathematics class 9 Rs Aggarwal
Factorization of Polynomials
Factorization of Polynomials Exercise 3C
Question 50
Factorization of Polynomials | Factorization of Polynomials Exercise 3C
Question 50
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 50
10𝑥^2 − 9𝑥 − 7
10𝑥^2 − 9𝑥 − 7
We can further write it as
= 10𝑥^2 + 5𝑥 − 14𝑥 − 7
By taking out the common terms
= 5x (2x + 1) – 7 (2x + 1)
So we get,
= (5x – 7) (2x + 1)
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