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Mathematics
Problem
Evaluate the definite integrals in Exercises 1 to 20. 3.
∫
1
2
(
4
x
3
−
5
x
2
+
6
x
+
9
)
d
x
\int_{1}^{2}\left(4 x^{3}-5 x^{2}+6 x+9\right) d x
∫
1
2
(
4
x
3
−
5
x
2
+
6
x
+
9
)
d
x
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