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OpenStudy (anonymous):
suppose that you have measured the quantities a, b, c, and e to have the following values, a = 10 +- 2cm b = 20 +- 3cm c = 25 +- 1cm e = .35 +- .02 radians find value of d d = a + b + c I just don't know what to do with the measurement uncertainties...i dont know if they need to be averaged, or added, or reduced.
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