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Problem
Problem
- Least value of the function
f
(
x
)
=
2
x
2
−
1
+
2
2
x
2
+
1
f(x) = 2^{x^2} - 1 + \frac{2}{2^{x^2} + 1}
f
(
x
)
=
2
x
2
−
1
+
2
x
2
+
1
2
is a. 0 b.
3
2
\frac{3}{2}
2
3
c.
2
3
\frac{2}{3}
3
2
d. 1
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