Log_3(2x - 4) = log_3(x + 7)
2x - 4 = x + 7
2x - x = 7 + 4
x = 11
f⁾(x)=(√x )⁾= (х¹/²)⁾ = (1/2)х¹/² ⁻ ¹ =(1/2)х ⁻¹/² = 1/(2х¹/²) =1/(2√x)
Хех...получается 1/6 или 6 в -1 степени
Int(7/x⁶-4/∛x+3)dx=int(7*x⁻⁶-4*x⁻¹/³+3)dx=int(7*x⁻⁶)dx-int(4*x⁻¹/³)dx+3x=
=-1,4*x⁻⁵-6*x²/³+3x+C.