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Problem: A jeweler examines a diamond with a magnifying glass. If the near-point distance of the jeweler is 20.7cm, and the focal length of the magnifying glass is 7.50 cm. Assume the magnifying glass is directly in front of the jeweler's eyes.

A- Find the angular magnification when the diamond is held 5.71cm from the magnifying glass.

M=

Please use as much detail as required in your solution. Thanks.

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