Найдите производные функций: (5x+6)(4x-12)

f′ (x)=((5⋅x+6) ⋅(4⋅x−12) ) ′ = =(5⋅x+6) ′ ⋅(4⋅x−12) +(5⋅x+6) ⋅(4⋅x−12) ′ = =(5⋅x) ′ ⋅(4⋅x−12) +(5⋅x+6) ⋅(4⋅x) ′ = =5⋅(4⋅x−12) +(5⋅x+6) ⋅4 Ответ:  f( x ) = 5 ⋅ (4⋅x−12) + (5⋅x+6) ⋅ 4