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Mathematics
Mathematics
Problem
Determine the value of
∫
0
3
(
2
x
2
−
1
)
d
x
\displaystyle \int_{0}^{3} \left(2x^{2}-1\right)\,dx
∫
0
3
(
2
x
2
−
1
)
d
x
. a) 18 b) 24 c) 15 d) -15
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