given f(x)=2x^2-4 and g(x)=5x+3 1. f(a) 2. f(3a) 3. f(a+b) 4. f(x+7) 5. f(5x+3) 6. g(f(x))
February 22, 2010
who is the most influential person in your life and why?
January 13, 2010
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