DeathPotato DeathPotato

30-06-2021
Physics

contestada

Pls help asap!
What is the focal length of a 3-inch f/7 mirror?
A. 0.43 inches
B. 2.3 inches
C. 21 inches

Respuesta :

bcarranza035 bcarranza035

30-06-2021

I think the answer is c

Answer Link

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