# NCERT Class 9 Solutions: Polynomials (Chapter 2) Exercise 2.5 – Part 3

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**Q-9** Verify:

Solution:

R.H.S

L.H.S

R.H.S

L.H.S

**Q-10** Factorize each of the following:

Solution:

Using identify

Using identify

**Q-11** Factorize:

Solution:

Using

**Q-12** Verify that:

Solution:

**Q-13** If , show that

Solution:

Also it is given

**Q-14** Without actually calculating the cubes fined the value of each of the following:

Solution:

Using identify, if

Using identify, if

**Q-15** Give possible expressions for the length and breadth of each of the following rectangles, in which their areas are given:

Solution:

Since

Let us factorize the following equations into two terms

**Q-16** What are the possible expressions for the dimensions of the cuboids whose volumes are given below?

Solution:

Since

Let us factorize the following equations into two terms