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The answer to ∫ dx/(x² + 49) has the form b tan⁻¹x/7 +… | StemPy Lab
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The answer to ∫ dx/(x² + 49) has the form b tan⁻¹x/7 + C. What is the number b?
Mathematics
Easy
High School (11–12)
Functions and Calculus › Integrals
A-Level
AP
IB
Created by
StemPy Lab
The answer to
∫
d
x
x
2
+
49
\displaystyle\int \dfrac{dx}{x^2 + 49}
∫
x
2
+
49
d
x
has the form
b
tan
−
1
x
7
+
C
b\tan^{-1}\dfrac{x}{7} + C
b
tan
−
1
7
x
+
C
. What is the number
b
b
b
?
7
7
7
1
7
\dfrac{1}{7}
7
1
1
14
\dfrac{1}{14}
14
1
1
49
\dfrac{1}{49}
49
1
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