Question
Download Solution PDFx2 + kx + k = 0 இரண்டு தனி மெய்யெண் தீர்வுகளைக் கொண்டிருந்தால், k இன் மதிப்பு எதைப் பூர்த்தி செய்யும்?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFதொடக்கம்:
இரண்டு தனி மெய்யெண் தீர்வுகளுக்கு, D > 0,
இங்கே D = b2 - 4ac
கணக்கீடு:
⇒ k2 - 4k > 0
⇒ k(k - 4) > 0
⇒ (k - 0) (k - 4) > 0
⇒ k > 4, k < 0
பிறகு,
⇒ k < 0 அல்லது k > 4
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