Question

HCF of 12,18 and 21 is…​

Answer 1

Answer:

3 is the HCF of 12,18,21

Hope it helps...

Answer 2

Answer:

$\huge\star\underbrace{\mathtt\red{⫷❥ᴀ᭄} \mathtt\green{n~ }\mathtt\blue{ §} \mathtt\purple{₩}\mathtt\orange{Σ} \mathtt\pink{R⫸}}\star\:$

Step-by-step explanation:

$\huge{\underline{\underline{Given→}}}$

$Numbers→$

• 12
• 18
• and 21.

$\huge{\underline{\underline{To\:Find→}}}$

→HCF of the given numbers.

$\huge{\underline{\underline{Answer→}}}$

1. 12=>

→12=2*2*3

=2^2*3

2. 18=>

→18=2*3*3

=2*3^2

3. 21=>

→21=3*7

☆As HCF is the product of the lowest power of each common factor.

So HCF(12,18,21)=3^1

=3.

☞So the HCF of 12,18 and 21 is 3 which is the required answer.

HOPE IT HELPS.