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    Are there any schools in st. louis that teach you how to program apps for the

    ANDROID os.? okay, so i need some info. is there a single school that teaches you how to program an android phone or mobile device. i know (i think) that android uses java, but my real question is if the school specifically has a course, curriculum, and/or section that specifically deals with...
  2. E

    How do you find the focal length/image distance of a divergent lens?

    I know that the formula for a convergent lens is (1/focal dist) = (1/object dist) + (1/image dist), but this doesnt seem to work for divergent. what do i do different?
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