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Calculus
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Chain rule
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86.
Chain Rule: Log Composition
easy
What is d/dx[log(x² + 1)] using the chain rule?
A
2x·log(x² + 1), multiplying the inner derivative by the outer function unchanged
B
log(2x), substituting the inner derivative into the argument of the log
C
2x/(x² + 1), applying chain rule with outer function log and inner function x² + 1
D
1/(x² + 1), differentiating only the outer log without the inner derivative
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