Maths : Algebra: Book Back, Exercise, Example Numerical Question with Answers, Solution: Exercise 3.9: Greatest Common Divisor (GCD)

**Greatest Common Divisor (GCD)**

**Exercise 3.9**

** **

**1. Find the GCD for the following:**

**(i) p ^{5} , p^{11},
p^{9}**

**(ii) 4 x ^{3} , y^{3},
z ^{3}**

**(iii) 9 a ^{2}b^{2}c
^{3} , 15a ^{3}b ^{2}c^{4}**

**(iv) 64 x ^{8} , 240x
^{6}**

**(v) ab^{2}c ^{3}
, a^{2}b ^{3}c, a ^{3}bc^{2}**

**(vi) 35 x ^{5}y^{3}z
^{4} , 49x ^{2}yz ^{3} , 14xy^{2}z
^{2}**

**(vii) 25 ab^{3}c,
100a ^{2}bc, 125ab**

**(viii) 3 abc, 5xyz, 7pqr**

**2. Find the GCD of the following:**

**(i) (2 x **

**(ii) a ^{m} **

**(iii) 2 a ^{2} **

**(iv) 3 a ^{2} , 5b^{3},
7c^{4}**

**(v) x ^{4} − 1, x^{2}
**

**(vi) a ^{3} − 9ax
^{2} , (a − 3x)^{2}**

^{}

Tags : Numerical Problems with Answers, Solution | Algebra | Maths , 9th Maths : UNIT 3 : Algebra

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9th Maths : UNIT 3 : Algebra : Exercise 3.9: Greatest Common Divisor (GCD) | Numerical Problems with Answers, Solution | Algebra | Maths

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