Question
Download Solution PDF6x2 - x - 2 = 0 या द्विघात समीकरणाची मुळे किती आहेत?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFदिलेल्याप्रमाणे:
6x2 - x - 2 = 0
गणना :
6x2 - x - 2 = 0
⇒ 6x2 - 4 x + 3x - 2 = 0
⇒ 2x(3x - 2) + 1(3x - 2)
⇒ (2x + 1)(3x - 2) = 0
तर, 2x + 1 = 0 आणि 3x - 2 = 0
⇒ x = \(-\frac{1}{2}\) आणि x = \(\frac{2}{3}\) 
∴ योग्य उत्तर पर्याय 3 आहे.
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