alleryকোন জোড়ার 1 ছাড়া অন্য কোন সাধারণ ধনাত্মক গুণনীয়ক নেই?
A14 এবং 21
B15 এবং 25
C14 এবং 25
D21 এবং 35
Answer & Solution
Correct answer: C. 14 এবং 25
14 = 2 × 7 এবং 25 = 5 × 5 কোন মৌলিক গুণনীয়ক ভাগ করে না, তাই তাদের HCF হল 1।
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