SOLUTION: The formula P = 1/f , where f is the focal length of a lens, in meters and P is the power of the lens, in diopter, is used to determine an eyeglass prescription. If the power of a

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: The formula P = 1/f , where f is the focal length of a lens, in meters and P is the power of the lens, in diopter, is used to determine an eyeglass prescription. If the power of a       Log On


   

Question 1134433: The formula P = 1/f , where f is the focal length of a lens, in meters and P is the power of the lens, in diopter, is used to determine an eyeglass prescription. If the power of a lens is 2.5 diopters, what is the focal length of the lens?
Answer by mathsolverplus(88) About Me  (Show Source):
You can put this solution on YOUR website!
Given P = 1/f:
2.5 = 1/f
f = 1/2.5
f = 0.4
The focal length of the lens = 0.4 meters.

For more additional instant FREE math help, please check out and follow our Instagram account !!!!!!
https://www.instagram.com/mathsolver.plus/