√53824=?
202
232
242
332
If x2-1/x+1=4, x=?
0
1
Cannot be determined
None of these
If 5√5 x 53 + 5-3/2 = 5a+2, then the value of a is:
4
5
6
8
The square root of (7 + 3√5)(7-3√5) is:
√5
2
4 3√5
3√5
The value of (log9 27+log8 32) is
7/2
19/6
7
(log5 3)X(log3 625) equals
3
If log 2=0.30103, the number of digits in 450 is
30
31
100
200
√00004761 equals
0.00069
0.0069
0.0609
0.069
If log10 5+ log10 (5x+1)= log10 (x+5)+1, then x is equal to
10
If log 2=0.30103, the number of digits in 246 is
18
19
20
21
The value of √0.121 is:
0.011
0.11
0.347
1.1
[log(a2/bc)+log(b2/ac)+log(c2/ab)] is equal to
abc
If x = 5 + 2√6, then (x -1)/√x is equal to:
√2
2√2
√3
2√3
If (√3)5 x 92 = 3n x 3√3, then the value of n is:
The value of log2(log3 625) is
15
If log10 2=0.3010, then value of log10 25 is
0.6020
1.2040
1.3980
1.5050
87878 - 7878 - 6666- 777- 33 =?
73354
75224
72534
72524
(log5 5)(log4 9) (log3 2) is equal to
3/2
If ax - b, by – c and cz – a, then the value of xyz is:
1/abc
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 3x – 3x-1 – 18, then the value of xx is:
27
216
If 2n – 1 + 2n + 1 = 320, then n is equal to:
(logb a X logc b X loga c) is equal to
a+b+c
If x2+y2+z2-64/xy-yz-zx=-2and x + y = 3z, then the value of z is:
(13)3+73/(13)2+72-? =20
91
If pqr = 1, the value of the expression (1/(1 + p + q-1)) + (1/(1 + q + r-1)) + (1/(1 + r + p-1)) is equal to
p + q + r
1/(p + q + r)
p-1+ q-1+ r-1
If log2 [log3(log2 x)]=1, then x is equal to
12
128
512
√7+√5 / √7 - √5 is equal to
6+√35
6-√35
√7921 *51+374 = (?)3
16
If a + b + c = 13, a2 + b2 + c2 = 69, then find ab + bc + ca.
-50
50
69
75