Question 18 (1 point) The derivative of the function f ( x) = ex +x+ 2 (x + 1) 2 is O a) - 2(er txt 2 ( ex )+ x + 2 ) (3x 2 + 1 ) + (x+1)3 (x +1)2 O b) 2 ( et 3 +x + 2 ) ex +x + 2 ) ( 3 x 2 + 1 ) (x+1)3 (x + 1)2 13 V O c) 2 ( er 3 + x + 2 ( ex + + x+ 2 ) (4x 3 + 1 ) (x + 1)3 (x+1)2 O d) -2(ex 3 + 4x+ 2) ( ex* + 4x + 2 ) ( 4x 3 + 1 ) (x+1)3 + (x + 1)2 e) None of the above