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An astronomer wishes to measure on a photograph the distance between the image of a certain star and three other star images nearby. If eight images are nearby, how many choices of the three stars does
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An astronomer wishes to measure on a photograph the distance between the image of a certain star and three other star images nearby. If eight images are nearby, how many choices of the three stars does he have?

User Rahul Kushwaha
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The answer is 24 you just multiply the initial by the posibilities
An astronomer wishes to measure on a photograph the distance between the image of-example-1
User Reema Q Khan
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