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Problem
Problem
Domain of the function
f
(
x
)
=
[
log
10
(
5
x
−
x
2
4
)
]
1
/
2
f(x) = \left[\log_{10}\left(\frac{5x - x^2}{4}\right)\right]^{1/2}
f
(
x
)
=
[
lo
g
10
(
4
5
x
−
x
2
)
]
1/2
is (a)
−
∞
<
x
<
∞
-\infty < x < \infty
−
∞
<
x
<
∞
(b)
1
≤
x
≤
4
1 \leq x \leq 4
1
≤
x
≤
4
(c)
4
≤
x
≤
16
4 \leq x \leq 16
4
≤
x
≤
16
(d)
−
1
≤
x
≤
1
-1 \leq x \leq 1
−
1
≤
x
≤
1
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