Evaluate the integral integral e to the power of minus 2 x end exponent cos x space d x
a. e to the power of minus 2 x end exponent sin x plus C
b. e to the power of minus 2 x end exponent sin x minus 2 e to the power of minus 2 x end exponent cos x plus C
c. e to the power of minus 2 x end exponent left parenthesis sin x minus 2 cos x right parenthesis plus C
d. 1 fifth e to the power of minus 2 x end exponent left parenthesis sin x minus 2 cos x right parenthesis plus C
e. 1 fifth e to the power of minus 2 x end exponent left parenthesis sin x plus 2 cos x right parenthesis plus C
f. none of the above