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Home Q & A Board Science-Related Homework Help Physics
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Brelou Brelou
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7 years ago
A object is 12 cm in front of a concave mirror, and the image is 3.0 cm in front of the mirror.  What is the focal length of the mirror?
A) 0.25 cm
B) 15 cm
C) 4.0 cm
D) 2.4 cm
E) 1.3 cm
Textbook 
Physics

Physics


Edition: 4th
Author:
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Quantum physics thus reveals a basic oneness of the universe.
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Raj.SRaj.S
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7 years ago
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Brelou Author
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7 years ago
Thank you, thank you, thank you!
asd454512
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Yesterday
Thanks for your help!!
sakoon
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2 hours ago
Thanks
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