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Mathematics
Mathematics
Problem
If
y
y
y
is a function of
x
x
x
and
log
(
x
+
y
)
=
2
x
y
\log(x + y) = 2xy
lo
g
(
x
+
y
)
=
2
x
y
, then the value of
y
′
(
0
)
y'(0)
y
′
(
0
)
is a. 1 b. -1 c. 2 d. 0
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