A double-concave lens of index of refraction 1.45 has radii of magnitudes 30 cm and 25 cm.

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A double-concave lens of index of refraction 1.45 has radii of magnitudes 30 cm and 25 cm. An object is located 80 cm to the left of the lens. Find,

(a) The focal length of the lens,

(b) The location of the image, and

(c) The magnification of the image.

(d) Is the image real or virtual? Upright or inverted?


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