Question
Download Solution PDFb के वे मान ज्ञात कीजिए जिनके लिए द्विघात समीकरण 4x2 + bx + 1 = 0 के मूल बराबर होंगे।
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFप्रयुक्त अवधारणा:
द्विघात समीकरण में, बराबर मूलों के लिए विविक्तकर शून्य होना चाहिए।
गणना:
D = 0
अर्थात, (b² - 4ac)
= b² - 4(4)
= b² - 16
और
b² - 16 = 0
इसलिए, b = -4 और 4
अतः अभीष्ट मान - 4 और 4 है।
Last updated on Jun 2, 2025
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