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Question 66 - Algebra Practice | Prasnya
Q66
00:00
24 Nov 2024
Q66.
The sum of all distinct real values of
x
x
x
that satisfy the equation
10
x
+
4
10
x
=
91
2
10^x + \dfrac{4}{10^x} = \dfrac{91}{2}
1
0
x
+
1
0
x
4
=
2
91
, is
A
log
10
2
\log_{10} 2
lo
g
10
2
B
3
log
10
2
3\log_{10} 2
3
lo
g
10
2
C
2
log
10
2
2\log_{10} 2
2
lo
g
10
2
D
4
log
10
2
4\log_{10} 2
4
lo
g
10
2
Save
Check
Details
Q66
00:00
24 Nov 2024
Q66.
The sum of all distinct real values of
x
x
x
that satisfy the equation
10
x
+
4
10
x
=
91
2
10^x + \dfrac{4}{10^x} = \dfrac{91}{2}
1
0
x
+
1
0
x
4
=
2
91
, is
A
log
10
2
\log_{10} 2
lo
g
10
2
B
3
log
10
2
3\log_{10} 2
3
lo
g
10
2
C
2
log
10
2
2\log_{10} 2
2
lo
g
10
2
D
4
log
10
2
4\log_{10} 2
4
lo
g
10
2
Save
Check
Details
