f '(x)= ((1/4x-7)^4 -(1-2x)^4 ) ' = 1/4 * 4(1/4x-7)^3 - (-2)*4(1-2x)^3 =(1/4x-7)^3 +8(1-2x)^3
Объяснение:
f '(x)= ((1/4x-7)^4 -(1-2x)^4 ) ' = 1/4 * 4(1/4x-7)^3 - (-2)*4(1-2x)^3 =(1/4x-7)^3 +8(1-2x)^3
Объяснение: