Question
Download Solution PDFক্রমানুসারে * চিহ্নগুলি প্রতিস্থাপন করতে এবং প্রদত্ত সমীকরণে ভারসাম্য আনতে গাণিতিক চিহ্নগুলির সঠিক সংমিশ্রণটি নির্বাচন করুন।
76*34*23*12*6*21
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDF1. +, -, +, ÷ , =
76 + 34 - 23 + 12 ÷ 6 = 21
⇒ 76 + 34 - 23 + 2 = 21
⇒ 112 - 23 = 21
⇒ 89 ≠ 21
2. -, -, +, +, =
76 - 34 - 23 + 12 + 6 = 21
⇒ 94 - 34 - 23 = 21
⇒ 94 - 57 = 21
⇒ 3 7 ≠ 21
3. x, -, +, ÷ , =
76 x 34 - 23 + 12 ÷ 6 = 21
⇒ 2584 - 23 + 2 = 21
⇒ 2586 - 23 = 21
⇒ 2563 ≠ 21
4. -, -, +, ÷, =
76 - 34 - 23 + 12 ÷ 6 = 21
⇒ 76 - 34 - 23 + 2 = 21
⇒ 78 - 34 - 23 = 21
⇒ 78 - 57 = 21
⇒ 21 = 21
তাই, ' -, -, +, ÷, = ' সঠিক উত্তর।
Last updated on Jul 8, 2025
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