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Y ' = ( (3x^2 + 1)*(e^x - 1) ) ' = (3x^2 + 1) ' *(e^x - 1) + (3x^2 + 1)*(e^x - 1) ' = = 6x *(e^x - 1) + e^x*(3x^2 + 1) y ' = 2(sinx )' = 2cosx y ' = (3x^2 - 4^x - 2) ' = 3*2x - 4^x ln 4 - 0 = 6x - 4^x ln 4