In this English vocabulary lesson, learn the how to use "effective" and "efficient". Both "effective" and "efficient" are common adjectives used in a business context. They don't have the same meaning, although they are often used together. First you'll learn what "effective" and "efficient" mean and you'll see practical example sentences using them so you can learn proper sentence structure. Next you'll learn how to use "effective" and "efficient" together. Watch the lesson now... | JForrest En