а) f'(x) = (5/5)e^(x/5) = e^(x/5)б) f'(x) = e^-x - xe^-x + 0 = (1-x)e^-xв) f'(x) = ln15г) f'(x) = (lnx - x(1/x))/(ln^2x) = (lnx - 1)/(ln^2x)д) f'(x) = 1/ln(sinx)cosx/sinx = cosx/(sinxln(sinx))
а) f'(x) = (5/5)e^(x/5) = e^(x/5)
б) f'(x) = e^-x - xe^-x + 0 = (1-x)e^-x
в) f'(x) = ln15
г) f'(x) = (lnx - x(1/x))/(ln^2x) = (lnx - 1)/(ln^2x)
д) f'(x) = 1/ln(sinx)cosx/sinx = cosx/(sinxln(sinx))