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Tech Tuesday: Wolfram Alpha

Want to know what time the sun will set on November 1, 2010 in London, England? 4:35 pm–Crikey that’s early! Need to know the weather in Boston on July 15, 1980? Partly cloudy, high 91° Looking for the population of Ghana? 2.34 million Does your algebra student need help finding the roots of x³+2x²? -2,