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Mathematics
Problem
For
f
(
x
)
=
4
x
+
2
b
x
−
3
f(x)=\dfrac{4x+2}{bx-3}
f
(
x
)
=
b
x
−
3
4
x
+
2
, determine the value of
b
b
b
such that
lim
x
→
∞
f
(
x
)
=
−
2
\displaystyle \lim_{x\to\infty} f(x)=-2
x
→
∞
lim
f
(
x
)
=
−
2
. a)
2
2
2
b)
−
8
-8
−
8
c)
−
2
-2
−
2
d)
−
1
2
-\dfrac12
−
2
1
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