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National
Easy
Calculus
10–12
What is the value of
∫
1
3
x
2
d
x
\int_{1}^{3} x^{2}\,dx
∫
1
3
x
2
d
x
?
Qual é o valor de
∫
1
3
x
2
d
x
\int_{1}^{3} x^{2}\,dx
∫
1
3
x
2
d
x
?
Answer options
A.
9
9
9
B.
26
3
\frac{26}{3}
3
26
C.
28
3
\frac{28}{3}
3
28
D.
8
8
8
Check Answer
Solution
Step 1 of 3
1.
A primitive of
x
2
x^{2}
x
2
is
x
3
3
\frac{x^{3}}{3}
3
x
3
.
Next step
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