What is the difference between effective and efficient?

Related questions

1. What is a proper sentence?
2. Can you be efficient without effectiveness?
3. What is the synonym of effectiveness?
4. Does efficient mean fast?
5. Is efficacy the same as effectiveness?
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7. What is difference between for and since?
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10. How do you write such as?

Tags

1. #efficiency
2. #manner
3. #least
4. #succinctly
5. #efficient
6. #shortly
7. #difference
8. #doing
9. #effectiveness
10. #waste
11. #functioning
12. #performing
13. #sweetly
14. #right
15. #summed
16. #while
17. #things
18. #between
19. #effective
20. #effort
21. #about
22. #being
23. #possible