3 years ago

(d)find the hcf of 21 and 84

Mathematics

2 answers:

Oxana [17]3 years ago

7 0

I m not sure about my ans.

nata0808 [166]3 years ago

6 0

Step-by-step explanation:

$21 = 3 \times 7 \\ \\ 84 = 2 \times 2 \times 3 \times 7 \\ \\ common \: factors \: = 3 \: and \: 7 \\ \\ \therefore \: hcf \: of \: 21 \: and \: 84 = 3 \times 7 = 21$

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(d)find the hcf of 21 and 84​

(d)find the hcf of 21 and 84