# Question: a If a book is held 30 cm from an

(a) If a book is held 30 cm from an eyeglass lens with a focal length of – 45 cm, where is the image of the print formed?

(b) If an eyeglass lens with a focal length of + 57 cm is used, where is the image formed?

(b) If an eyeglass lens with a focal length of + 57 cm is used, where is the image formed?

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