Practice mode / Logarithm The value of log2 16 is: A Option A: 1/8 B Option B: 4 C Option C: 8 D Option D: 16 Correct answer B. 4 Show answer Report a problem How we write and check questions
Question 01 / Logarithm If logx y = 100 and log2 x = 10, then the value of y is: A Option A: 210 B Option B: 2100 C Option C: 21000 D Option D: 210000 Correct answer C. 21000 Show answer Open question
Question 02 / Logarithm If ax = by, then: A Option A: log a/b=x/y B Option B: log a/ log b=x/y C Option C: log a/ log b=y/x D Option D: None of these Correct answer C. log a/ log b=y/x Show answer Open question
Question 03 / Logarithm If logx 9/16= -12, then x is equal to: A Option A: -3/4 B Option B: 3/4 C Option C: 81/256 D Option D: 256/81 Correct answer D. 256/81 Show answer Open question
Question 04 / Logarithm If log 2 = 0.30103, the number of digits in 264 is: A Option A: 18 B Option B: 19 C Option C: 20 D Option D: 21 Correct answer C. 20 Show answer Open question
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