361 . 3^(x+4 )= 3.9^x হলে x = কত?
- A. 2
- B. 3
- C. 4
- D. 9
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363 . log10x =-3 হলে x = ?
- A. 0.1
- B. 0.01
- C. 0.001
- D. 0.0001
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364 . p^a = q, q^b = r, r^c = p হলে abc =?
- B. 1
- C. ap
- D. pa
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365 . log2 1/8 এর মান কত?
- A. -3
- B. 1/2
- C. 2
- D. 3
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366 . A = 2 হলে (5/A) এর মান কত?
- A. 1
- B. 5/2
- C. 5
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367 . 3x / 3x-1 এর মান কত?
- A. 1
- B. 2
- D. 3
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368 . loga + loga2 + loga3+ ..... ধারাটির প্রথম 7টি পদের সমষ্টি কত?
- A. 28 loga
- B. 56 loga
- C. 7 loga
- D. 8 loga
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পররাষ্ট্র মন্ত্রণালয়ের সহকারী সাইফার কর্মকর্তা - 13.01.2017
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369 . a = 3, m = 2, n = 1 হলে (a^m)^n এর মান কত?
- A. 9
- B. 12
- C. 3
- D. 4
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370 . logx4 = 2 হলে x এর মান কত?
- A. 1
- B. 2
- C. 4
- D. 10
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371 . log28 = কত?
- A. 1
- B. 2
- C. 3
- D. 4
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372 . log2 = 4 হলে, x এর মান কত?
- A. 8
- B. 16
- C. 256
- D. 100
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373 . 3mx -1 = 3amx - 1 হলে x এর মান কত ?
- A. 2/m
- B. 2m
- C. m/2
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374 . log10x = - 2 হলে x = কত?
- A. 10
- B. 1/10
- C. 1/100
- D. 100
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375 . log4256 = কত?
- A. 1
- B. 2
- C. 3
- D. 4
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