Question

১) তলত দিয়া সংখ্যাবিলাকৰ দশমিক বিস্তৃতিত প্ৰকাশ কৰা আৰু প্ৰতিটোৰ দশমিক বিস্তৃতি কি ধৰণৰ লিখা ।

a)22/7

b) 23/500

c)7/11

d)33/8

who know the answer pless tell me
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Answer 1

Answer:

দুটা সংখ্যা যাৰ দশমিক বিস্তৃতি অবিৰত আৰু অপুঁৰাবৰ্তিত

Answer 2

Solution :-

Checking all given options we get,

a) 22/7

writing in decimal form we get,

→ 22/7 = 3.142857142857____

Since decimal numbers are repeating . So given decimal expansion is non terminating repeating decimal expansion .

b) 23/500

writing in decimal form we get,

→ 23/500 = 0.046

Since given decimal expansion has finite number of digits . It is a terminating decimal expansion .

c) 7/11

writing in decimal form we get,

→ 7/11 = 0.6363636____

Since decimal numbers are repeating . So given decimal expansion is non terminating repeating decimal expansion .

d) 33/8

writing in decimal form we get,

→ 33/8 = 4.125

Since given decimal expansion has finite number of digits . It is a terminating decimal expansion .

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