Let f(x) = (7 - 4x)6 f(ac) has one critical value at A = For x A, f(a) i Select an answer Increasing Question Help: D Decreasing mLet f(a) = (6 + ac) f () has one critical value at A = For x A, f(a) i Select an answer Increasing Question Help: D Decreasing mThe function at) = 2m3 + 309:2 96:1: + 7 has one local minimum and one local maximum. This function has a local minimum at a: = C] and a local maximum at a: = C] The function at) = 4m + 4231 has one local minimum and one local maximum. This function has a local maximum at a: = :] The function f(x) = - 4x3 + 2.52x2 + 511.1616x - 4 is increasing on the open interval ( It is decreasing on the open interval ( - Co, ) and the open interval ( , 0 ) . The function has a local maximum at x =