the two stars in a binary star system have masses 1.7 x 10 ^ 30 kg and 5.8 x 10 ^ 30kg. They are separated by 2.1 x 10 ^ 12m.

a.) What is the system's rotation period, in years?

b.) What is the speed of the lightest star?

c.) What is the speed of the heaviest star?

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