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#29887 Bangla Language & Literature দ্বিঘাত সমীকরণ Level 0

ax2 + bx + c = 0 সমীকরণের মূল দুইটি মূলদ হবে যদি--

  1. A b2 - 4ac একটি পূর্ণবর্গ সংখ্যা হয়
  2. B b2 < 4ac
  3. C b2 > 4ac
  4. D কোনটিই নয়
Answer: A - b2 - 4ac একটি পূর্ণবর্গ সংখ্যা হয়

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#30417 Bangla Language & Literature দ্বিঘাত সমীকরণ Level 0

সাধারণ দ্বিঘাত সমীকরণ ax2 + bx + c = 0 এর মূল দুটি হল--

  1. A -b + c2 -4ab
  2. B -b ± b2 - 4ac2a
  3. C -c ± c2 - 4ab2a
  4. D 4ac - b2a
Answer: B - -b ± b2 - 4ac2a

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#32415 Bangla Language & Literature দ্বিঘাত সমীকরণ Level 0

যদি x2 + px + 6 = 0 এর মূল দুটি সমান হয় এবং p>0 হয় তবে p এর মান কত?

  1. A 0
  2. B √24
  3. C √48
  4. D √6
Answer: B - √24

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