Practice mode / Logarithm If log64 7 = x log4 7 then x =? A Option A: 4 B Option B: log43 C Option C: 3 D Option D: 1?4 E Option E: log464 Correct answer E. log464 Show answer Report a problem How we write and check questions
Question 01 / Logarithm If log5 p =?8 and log 8 q =?5 then pq =? A Option A: 5?8.8?5 B Option B: 13?13 C Option C: 3?3 D Option D: 7?2 E Option E: 0 Correct answer A. 5?8.8?5 Show answer Open question
Question 02 / Logarithm If g(x) = log2 y then g(3y) – g(y) =? A Option A: log(2/x)+log2x B Option B: log2 (2+x2)/x C Option C: 1 D Option D: log23 E Option E: log3-log2 Correct answer D. log23 Show answer Open question
Question 03 / Logarithm If Logy 6=x logy 3.5 = z and 6a = 3.5 then a =? A Option A: xz B Option B: z/x C Option C: x+z D Option D: z-x E Option E: not determined Correct answer B. z/x Show answer Open question
Question 04 / Logarithm If Log10 G= 1/5 then log10 100G5=? A Option A: 7 B Option B: 1?4 C Option C: 4 D Option D: 11?4 E Option E: 3 Correct answer E. 3 Show answer Open question
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