Subject
Bank Exam
Topic
সমন্বিত ৭ ব্যাংক অফিসার (ক্যাশ) - ০২.০৬.২০২৩
If (2x - 1)2= 100, then which one of the following could equal x?
If (2x - 1)2= 100, then which one of the following could equal x?
ক)
- 11/2খ)
- 9/2গ)
11/2ঘ)
13/2Explanation
(2x - 1) 2 = 100 ⇒ 2x - 1 = √100 ⇒ 2x - 1 = 10 ⇒ 2x = 11 x = 11/2Related questions
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