346 . log2 = 4 হলে, x এর মান কত?
- A. 8
- B. 16
- C. 256
- D. 100
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347 . 3mx -1 = 3amx - 1 হলে x এর মান কত ?
- A. 2/m
- B. 2m
- C. m/2
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348 . log10x = - 2 হলে x = কত?
- A. 10
- B. 1/10
- C. 1/100
- D. 100
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349 . log4256 = কত?
- A. 1
- B. 2
- C. 3
- D. 4
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350 . loga243 = কত?
- A. 6
- B. 5
- C. 4
- D. 3
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351 . a-3 = 0.2 হলে a12 = কত?
- A. ১২৫
- B. ৬২৫
- C. ৫
- D. ২৫
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352 . 4x+1 = 2x-2 হলে, x এর মান কত?
- A. 3
- B. 6
- C. -4
- D. - 2
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353 . log264 + log28 এর মান কত?
- A. 128
- B. 7
- C. 9
- D. 2
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354 . 3.2n - 4.2n-2 এর সরলমান নিচের কোনটি?
- A. 1
- B. 2^n-1
- C. 2^n+1
- D. 36n-1
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355 . log2/8 = কত?
- A. 1
- B. 1/2
- C. 2/3
- D. 1/3
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356 . 2^n + 1 - 2n = কত?
- A. 2
- B. 2^n
- C. 4
- D. 2^n + 1
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357 . 3.2n - 4.2n-2 = কত?
- A. 2n + 1
- B. 2n - 1
- C. 3
- D. 2n
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358 . ৬৪ এর ২ ভিত্তিক লগারিদম কত?
- A. ৫
- B. ৪
- C. ৩
- D. ৬
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359 . সরল করুনঃ log27 + log8 - log1000log1.2
- A. 4/5
- B. 5/7
- C. 3/2
- D. 2/3
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360 . logx1/9 = -2 হলে এর x মান কত?
- A. x = 2
- B. x = 3
- C. x = 4
- D. x = 2.5
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