(logb a X logc b X loga c) is equal to
0
1
abc
a+b+c
(log5 3)X(log3 625) equals
2
3
4
(21 .35)2 +(12.25)2 =?
171.4125
605.885
604.085
463.8125
None of these
If log8 (X2+X)-log5(x+1)=2, then the value of x is
5
10
25
32
If 2*3 =√13 and 3*4 =5, then the value 5*12 is:
√17
√29
12
13
If log 2=0.30103, the number of digits in 246 is
18
19
20
21
If x2+y2+z2-64/xy-yz-zx=-2and x + y = 3z, then the value of z is:
If log10 2=0.3010 and log10 7=0.8451, then the value of log10 2.8 is
0.4471
1.4471
2.4471
If ax - b, by – c and cz – a, then the value of xyz is:
1/abc
If log10 125+log10 8=X, then X is equal to
1/3
0.064
-3
If √24 = 4.899, the value of √8/3 is
0.544
1.333
1.633
2.666
If 5√5 x 53 + 5-3/2 = 5a+2, then the value of a is:
6
8
If x2-1/x+1=4, x=?
Cannot be determined
√7921 *51+374 = (?)3
16
15
If log10 2=0.3010, then value of log10 25 is
0.6020
1.2040
1.3980
1.5050
If log10 5+ log10 (5x+1)= log10 (x+5)+1, then x is equal to
If log2 [log3(log2 x)]=1, then x is equal to
128
512
The value of log2(log3 625) is
If x = 5 + 2√6, then (x -1)/√x is equal to:
√2
2√2
√3
2√3
If 3a = 4b = 6c and a + b + c = 27√29, then √a2+b2+c2 is
3√29
81
87
87878 - 7878 - 6666- 777- 33 =?
73354
75224
72534
72524
If log 2=0.30103, the number of digits in 450 is
30
31
100
200
If log 2=0.3010 and log 3=0.4771, then value of log5 512 is
2.870
2.967
3.876
3.912
√7+√5 / √7 - √5 is equal to
6+√35
6-√35
The value of √0.121 is:
0.011
0.11
0.347
1.1
The value of log(-1/3) 81 is equal to
-27
-4
27
The value of √0.16/0.4 is
0.02
0.2
0.63
√53824=?
202
232
242
332
If a = 0.1039, then the value of √4a2-4a+1 +3a is
0.1039
0.2078
1.1039
2.1039
√00004761 equals
0.00069
0.0069
0.0609
0.069