Math

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The weight W of an object varies inversely as the square of the distance d from the center of the earth. At sea level (3978 mi from the center of the earth), an astronaut weights is 110lb. Find her weight when she is 459 mi above the surface of the earth and the space craft is not in motion.

  • Math -

    weight=110(3978/(459+3978))^2

  • Math -

    12

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