Logarithms
Trending Questions
Q.
54=625 can also be expressed as
log4 5=625
log5 625=4
log4 625=5
4√625=5
Q.
S1 : Logarithm of a number x is defined for all negative values of x.
S2 : Logarithm of 1 to the base x (where x>1) = 0
- S1 is false, S2 is true
- S1 is false, S2 is false
- S1 is true, S2 is true
S1 is true, S2 is false
Q.
If A=log2 (log2 (log4 256))+2log√22, then A is equal to
7
2
3
5
Q.
The number log2 7 is
a rational number.
a irrational number.
a prime number.
an integer.
Q.
Which is the correct order for a given number α in increasing order?
log2 α, log3 α, loge α, log10 α
log10 α, log3 α, loge α, log2 α
log10 α, loge α, log2 α, log3 α
log3 α, loge α, log2 α, log10 α
Q.
If logx y=100 and log2 x=10, then the value of y is
10002
2100
21000
210000
Q.
What is the value of log13 9√3
25
52
−25
−52
Q. logabc=loga+logb−logc
- True
- False
Q. If a, b, c are three real numbers such that ab=c then b is called the base of c.
- False
- True
Q. If y=27(m)4, then logy=4logm+3log3.
- True
- False