92 3 20 We can further write it as 92 15 12 20 By taking out the common terms 3x 3x 5 4 3x 5 So we get 3x 4 3x 5

RS Aggarwal Solutions Class 9 Mathematics Solutions for Factorization of Polynomials Exercise 3C in Chapter 3 - Factorization of Polynomials

Question 49 Factorization of Polynomials Exercise 3C

9𝑥^2 − 3𝑥 − 20

Answer:

9𝑥^2 − 3𝑥 − 20

We can further write it as

= 9𝑥^2 − 15𝑥 + 12𝑥 − 20

By taking out the common terms

= 3x (3x – 5) + 4 (3x – 5)

So we get,

= (3x + 4) (3x – 5)

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Exercises

Factorization of Polynomials Exercise 3A

Factorization of Polynomials Exercise 3B

Factorization of Polynomials Exercise 3C

Factorization of Polynomials Exercise 3D

Factorization of Polynomials Exercise 3E

Factorization of Polynomials Exercise 3F

Factorization of Polynomials Exercise 3G

Chapters

Number Systems

Polynomials

Factorization of Polynomials

Linear Equations In Two Variables

Coordinate Geometry

Introduction To Euclids Geometry

Lines And Angles

Triangles

Quadrilaterals

Areas Of Parallelograms And Triangles

Circles

Geometrical Constructions

Areas Of Triangles And Quadrilaterals

Volume And Surface Area Of Solids

Mean Median And Mode Of Ungrouped Data

Probability