Evaluate the Integral $\int _ { 1 } ^ { \sqrt { \frac { \pi } { 2 } + 1 } } 4 x \cos \left( x ^ { 2 } - 1 \right) \mathrm { d } x$

question 24

Multiple Choice

Evaluate the integral. $\int _ { 1 } ^ { \sqrt { \frac { \pi } { 2 } + 1 } } 4 x \cos \left( x ^ { 2 } - 1 \right) \mathrm { d } x$

• A)2
• B) 10
• C) 1
• D) 6
• E) 4

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