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Mathematics
Problem
Calculate the value of
∫
0
4
(
x
2
+
1
)
d
x
\displaystyle\int_{0}^{4}(x^{2}+1)\,dx
∫
0
4
(
x
2
+
1
)
d
x
using a left Riemann sum with 4 equal subintervals. a)
25
25
25
b)
34
34
34
c)
18
18
18
d)
26
26
26
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