A convex lens of power 4D is kept in contact with a concave lens

power 4dCheck out the latest Sports Toto Malaysia 4D results ! Sports Toto Malaysia is a lottery company and has over 680 outlets operating throughout the country. They offer 8 gamesTo find the focal length of the combination of two thin lenses in contact, we can follow these steps: Step 1: Identify the Powers of the Lenses We have two lenses: - Lens 1 has a power ( P1 = +4