Solve this: Q. The domain of the function f x = 2 - x 3 - x is A - 3 , 3 B - 2 , 2 C ( - ∞ , - 3 ] ∪ - 2 , 2 ∪ [ 3 , ∞ ) D - ∞ , - 3 ∪ - 2 , 2 ∪ 3 , ∞ Share with your friends Share 0 Aarushi Mishra answered this fx=2-x3-xLet x=t, t≥0fx=2-t3-tQuantity inside square root should be non-negative2-t3-t≥0t-2t-3≥0Draw wavy curve t∈(-∞, 2]∪3, ∞But t≥0t∈0, 2∪3, ∞0≤x≤2 or x>3Note: 0≤x is always true x≤2 or x>3-2≤x≤2 or x<-3 or x>3x∈-∞, -3∪-2, 2∪3, ∞ 0 View Full Answer