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The Derivative ddx[x2+14ln(1t)dt]\frac { d } { d x } \left[ \int _ { x ^ { 2 } + 1 } ^ { 4 } \ln \left( \frac { 1 } { t } \right) d t \right]

Question 5

Multiple Choice

The derivative ddx[x2+14ln(1t) dt]\frac { d } { d x } \left[ \int _ { x ^ { 2 } + 1 } ^ { 4 } \ln \left( \frac { 1 } { t } \right) d t \right] is


A) 2xln(x2+1) 2 x \ln \left( x ^ { 2 } + 1 \right)
B) 2xln(1x2+1) 2 x \ln \left( \frac { 1 } { x ^ { 2 } + 1 } \right)
C) 2xln(x2+1) ln(14) 2 x \ln \left( x ^ { 2 } + 1 \right) - \ln \left( \frac { 1 } { 4 } \right)
D) 2xln(1x2+1) ln(14) 2 x \ln \left( \frac { 1 } { x ^ { 2 } + 1 } \right) - \ln \left( \frac { 1 } { 4 } \right)
E) 2xln(x2+1) ln42 x \ln \left( x ^ { 2 } + 1 \right) - \ln 4

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