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Mathematics
Mathematics
Problem
Evaluate
lim
x
→
∞
7
x
3
−
4
x
2
x
3
+
5
\displaystyle \lim_{x\to\infty}\frac{7x^{3}-4x}{2x^{3}+5}
x
→
∞
lim
2
x
3
+
5
7
x
3
−
4
x
. a)
0
0
0
b)
7
5
\dfrac{7}{5}
5
7
c)
7
2
\dfrac{7}{2}
2
7
d)
∞
\infty
∞
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