power 4d6. A convex lens of power +6 D is placed in contact with a concave lens of power –4D. What will be the nature and focal length of this combination ? (a) convex, 100 cm (b) convex, 50 cmPresentation on theme: The 4 Discips of Execution (4DX)— Presentation transcript: 1 The 4 Discips of Execution (4DX) Discip 1: Focus on your Wildly Important Goals (Ws) Set only 1 or 2 measurable, achievable goals