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1. 2 2 x + 1 = 128     হলে   x = >

  • A. 2
  • B. 2
  • C. 2
  • D. 2

Answer: Option B

Explanation:

2^2x+1=128

বা, 2^2x+1=2^7

বা, 2x+1=7

বা, 2x=6

বা, x=3


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