प्रश्न 1Single Answer
समीकरण x3 – 12x2 + 39x – 28 = 0 के मूल समान्तर श्रेणी में हैं, तो सार्व अंतर हैं ?
Subjects : Subject Knowledge Test (Mathematics)
Question Bank NVS PGT Mathematics Exam Tier 2 - Hindi
का मूल्य इसके बराबर हैं-
हैं यदि
तथा
समीकरण ax2 + bx + c = 0 के दो मूल हैं तब,
का मान हैंः
का क्षेत्र होगाः
के कितने मूल हैं ?
बराबर हैं
का योगफल हैं
तो बराबर हैं
का कम से कम मान दिया जाता हैंः
का मान हैं
के वास्तविक हलों की संख्या हैं :
पदों का योगफल बराबर होगा-
में हैं, तब -
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