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Problem
Problem
The equation
(
log
10
x
+
2
)
3
+
(
log
10
x
−
1
)
3
=
(
2
log
10
x
+
1
)
3
(\log_{10} x + 2)^3 + (\log_{10} x - 1)^3 = (2 \log_{10} x + 1)^3
(
lo
g
10
x
+
2
)
3
+
(
lo
g
10
x
−
1
)
3
=
(
2
lo
g
10
x
+
1
)
3
has a. no natural solution b. two rational solutions c. no prime solution d. one irrational solution
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