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A lens has a focal length of 15 cm. An object is located 8 cm from...

A lens has a focal length of 15 cm. An object is located 8 cm from the surface of the lens.

a. Calculate how far the image is from the lens.

b. Tell whether the image is real or virtual.

c. Calculate the magnification of the image (state whether the image is erect or inverted).

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