I don't know how to use about 90% of my calculators abilities. I just learned recently how to do complex vectors with it. It used to take me forever converting back and forth between rectangular and polar forms but now I can do it in one step. It also has unit conversions built in! 
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1971 911S, 2.7RS spec MFI engine, suspension mods, lightened
Suspension by Rebel Racing, Serviced by TLG Auto, Brakes by PMB Performance
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