## RS Aggarwal Class 9 Solutions Chapter 2 Polynomials Ex 2K

These Solutions are part of RS Aggarwal Solutions Class 9. Here we have given RS Aggarwal Solutions Class 9 Chapter 2 Polynomials Ex 2K.

**Other Exercises**

- RS Aggarwal Solutions Class 9 Chapter 2 Polynomials Ex 2A
- RS Aggarwal Solutions Class 9 Chapter 2 Polynomials Ex 2B
- RS Aggarwal Solutions Class 9 Chapter 2 Polynomials Ex 2C
- RS Aggarwal Solutions Class 9 Chapter 2 Polynomials Ex 2D
- RS Aggarwal Solutions Class 9 Chapter 2 Polynomials Ex 2E
- RS Aggarwal Solutions Class 9 Chapter 2 Polynomials Ex 2F
- RS Aggarwal Solutions Class 9 Chapter 2 Polynomials Ex 2G
- RS Aggarwal Solutions Class 9 Chapter 2 Polynomials Ex 2H
- RS Aggarwal Solutions Class 9 Chapter 2 Polynomials Ex 2I
- RS Aggarwal Solutions Class 9 Chapter 2 Polynomials Ex 2J
- RS Aggarwal Solutions Class 9 Chapter 2 Polynomials Ex 2K

**Question 1.**

**125a ^{3} + b^{3} + 64c^{3} – 60abc**

**Solution:**

125a

^{3}+ b

^{3}+ 64c

^{3}– 60abc

**Question 2.**

**a ^{3} + 8b^{3} + 64c^{3} – 24abc**

**Solution:**

a

^{3}+ 8b

^{3}+ 64c

^{3}– 24abc

**Question 3.**

**1 + b ^{3} + 8c^{3} – 6bc**

**Solution:**

1 + b

^{3}+ 8c

^{3}– 6bc

**Question 4.**

**216 + 27b ^{3} + 8c^{3} – 108bc**

**Solution:**

216 + 27b

^{3}+ 8c

^{3}– 108bc

**Question 5.**

**27a ^{3} – b^{3} + 8c^{3} + 18abc**

**Solution:**

27a

^{3}– b

^{3}+ 8c

^{3}+ 18abc

**Question 6.**

**8a ^{3} + 125b^{3} – 64c^{3} + 120abc**

**Solution:**

8a

^{3}+ 125b

^{3}– 64c

^{3}+ 120abc

**Question 7.**

**8 – 27b ^{3} – 343c^{3} – 126bc**

**Solution:**

8 – 27b

^{3}– 343c

^{3}– 126bc

**Question 8.**

**125 – 8x ^{3} – 27y^{3} – 90xy**

**Solution:**

125 – 8x

^{3}– 27y

^{3}– 90xy

**Question 9.**

**2√2a ^{3} + 16√2b^{3} + c^{3} – 12abc**

**Solution:**

2√2a

^{3}+ 16√2b

^{3}+ c

^{3}– 12abc

**Question 10.**

**x ^{3} + y^{3} – 12xy + 64**

**Solution:**

x

^{3}+ y

^{3}– 12xy + 64

**Question 11.**

**(a – b) ^{3} + (b – c)^{3} + (c – a)^{3}**

**Solution:**

(a – b)

^{3}+ (b – c)

^{3}+ (c – a)

^{3}

**Question 12.**

**(3a – 2b) ^{3} + (26 – 5c)^{3} + (5c – 3a)^{3}**

**Solution:**

(3a – 2b)

^{3}+ (26 – 5c)

^{3}+ (5c – 3a)

^{3}

**Question 13.**

**a ^{3} (b – c)^{3} + b^{3} (c – a)^{3} + c^{3} (a – b)^{3}**

**Solution:**

a

^{3}(b – c)

^{3}+ b

^{3}(c – a)

^{3}+ c

^{3}(a – b)

^{3}

**Question 14.**

**(5a – 7b) ^{3} + (9c – 5a)^{3} + (7b – 9c)^{3}**

**Solution:**

(5a – 7b)

^{3}+ (9c – 5a)

^{3}+ (7b – 9c)

^{3}

**Question 15.**

**Find the product of :**

**(x + y – z) (x ^{2} + y^{2} + z^{2} – xy + yz + zx)**

**Solution:**

(x + y – z) (x

^{2}+ y

^{2}+ z

^{2}– xy + yz + zx)

**Question 16.**

**(x – 2y + 3) (x ^{2} + 4y^{2} + 2xy -3x + 6y + 9)**

**Solution:**

(x – 2y + 3) (x

^{2}+ 4y

^{2}+ 2xy -3x + 6y + 9)

**Question 17.**

**(x – 2y – z) (x ^{2} + 4y^{2} + z^{2} + 2xy + zx- 2yz)**

**Solution:**

(x – 2y – z) (x

^{2}+ 4y

^{2}+ z

^{2}+ 2xy + zx- 2yz)

**Question 18.**

**If x + y + 4 = 0, find the value of (x ^{3} + y^{3} – 12xy + 64).**

**Solution:**

x + y + 4 = 0,

**Question 19.**

**If x = 2y + 6, find the value of (x ^{3} – 8y^{3} – 36xy – 216).**

**Solution:**

x = 2y + 6

Hope given RS Aggarwal Solutions Class 9 Chapter 2 Polynomials Ex 2K are helpful to complete your math homework.

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