Непосредственное интегрирование. ПОЖАЛУЙСТА!!!

(2х + 5)³ = t6(2x + 5)² dx = dt(2x + 5)² dx = dt/6Int (2x + 5)² dx = Int (1/6) dt = 1/6t + C == 1/6(2x + 5)³ + C_____________________________________Int(4x³ - 6x² - 4x + 3) dx == x^4 - 2x³ - 2x² + 3x + C_____________________________________Int ( x²(1 + x) )dx = Int ( x² + x³)dx = = x³/3 + x^4/4 + C_____________________________________Int (x/3x²) dx = Int (1/3x) dx = = 1/3 * Int (1/x) dx = 1/3 * ln|x| + C == ln|x| / 3 + C_____________________________________Int (e^x + 5) dx = e^x + 5x + C