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Euclid ଙ୍କ ଭାଗ କ୍ରିୟା ପଦ୍ଧତି ବ୍ୟବହାର କରି, 252 ଏବଂ 105 ର HCF କେତେ?

A14
B7
C42
D21
Answer & Solution
Correct answer: D. 21
252 = 2 x 105 + 42, ତା'ପରେ 105 = 2 x 42 + 21, ତା'ପରେ 42 = 2 x 21, ତେଣୁ HCF ହେଉଛି 21।
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