12, 13 Use Part 1 of the Fundamental Theorem of Calculus to find the derivative of...

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12, 13 Use Part 1 of the Fundamental Theorem of Calculus to find the derivative of the function. 12. G(x)= [ cos \rdi 13. mx)= [, hntdt 37, 41 Evaluate the integral. 37. [(*- (xª +e* )dx 41. | e*du -1 39 Evaluate the integral by interpreting it in terms of areas. 39. |x| dx 5 4 48. If f(x)dx=12 and | f(x)dx = 3.6, find | f(x)dx 12, 13 Use Part 1 of the Fundamental Theorem of Calculus to find the derivative of the function. 12. G(x)= [ cos \rdi 13. mx)= [, hntdt 37, 41 Evaluate the integral. 37. [(*- (xª +e* )dx 41. | e*du -1 39 Evaluate the integral by interpreting it in terms of areas. 39. |x| dx 5 4 48. If f(x)dx=12 and | f(x)dx = 3.6, find | f(x)dx