Math Chapter Wise Tangent, Normal, Increasing, Decreasing And Maxima/Minima Of A Function Of One Variable English MCQ TGT 2003 Q.The function f defined by f(x) = (x + 2) e–x is Adecreasing for all x Bdecreasing in (–∞, –1) and increasing in (–1, ∞) Cincreasing for all x Ddecreasing in (–1, ∞) and increasing (–∞,-1) Show answer Correct answer: decreasing in (–1, ∞) and increasing (–∞,-1)