alleryx আৰু y নিৰ্ণয় কৰক। I: x + y = 10. II: x - y = 2.
Aকেৱল I যথেষ্ট
Bকোনোটোৱেই নহয়, আনকি একেলগেও নহয়
Cকেৱল II যথেষ্ট
Dদুয়োটা একেলগে প্ৰয়োজন
Answer & Solution
Correct answer: D. দুয়োটা একেলগে প্ৰয়োজন
দুটা অজ্ঞাত ৰাশি থকা দুটা স্বতন্ত্ৰ সমীকৰণে কেৱল একেলগে ব্যৱহাৰ কৰিলেহে x = 6 আৰু y = 4 দিয়ে।
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