Pick five people for a committee
How many ways are there to pick five people for a committee if there are six (different) men and eight (different) women and the selection must include at least one man and one woman?
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Two point charges of 30 nC and -40 nC are held fixed on an x axis, at the origin and at x = 76 cm, respectively. A particle with a charge of 42 µC is released from rest at x = 28 cm. If the initial acceleration of the particle has a magnitud
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