If 5√5 x 53 + 5-3/2 = 5a+2, then the value of a is:
4
5
6
8
(logb a X logc b X loga c) is equal to
0
1
abc
a+b+c
If log8 (X2+X)-log5(x+1)=2, then the value of x is
10
25
32
If log2 [log3(log2 x)]=1, then x is equal to
12
128
512
87878 - 7878 - 6666- 777- 33 =?
73354
75224
72534
72524
None of these
√7+√5 / √7 - √5 is equal to
6+√35
6-√35
2
(log5 3)X(log3 625) equals
3
If log10 125+log10 8=X, then X is equal to
1/3
0.064
-3
The value of √0.16/0.4 is
0.02
0.2
0.63
If log10 2=0.3010, then value of log10 25 is
0.6020
1.2040
1.3980
1.5050
If a = 0.1039, then the value of √4a2-4a+1 +3a is
0.1039
0.2078
1.1039
2.1039
If x = 5 + 2√6, then (x -1)/√x is equal to:
√2
2√2
√3
2√3
√571536/42 * ?=5850
420
240
315
325
The value of (log9 27+log8 32) is
7/2
19/6
7
√53824=?
202
232
242
332
If 2x = 3√32, then x is equal to :
3/5
5/3
The values of the numbers 22004 and 52004 are written one after another. How many digits are there in all
4008
2003
2004
If log 2=0.30103, the number of digits in 246 is
18
19
20
21
The value of(1/3 log10 125- 2log10 4+log10 32) is
4/5
√00004761 equals
0.00069
0.0069
0.0609
0.069
If x2-1/x+1=4, x=?
Cannot be determined
If (√3)5 x 92 = 3n x 3√3, then the value of n is:
If log 2=0.30103, the number of digits in 450 is
30
31
100
200
If a + b + c = 13, a2 + b2 + c2 = 69, then find ab + bc + ca.
-50
50
69
75
If ax - b, by – c and cz – a, then the value of xyz is:
1/abc
If log10 2=0.3010, then log2 10 is equal to
699/301
1000/301
0.3010
0.6990
If 2n – 1 + 2n + 1 = 320, then n is equal to:
(21 .35)2 +(12.25)2 =?
171.4125
605.885
604.085
463.8125
(13)3+73/(13)2+72-? =20
91
If √24 = 4.899, the value of √8/3 is
0.544
1.333
1.633
2.666