Question

f(x)=-4-4x3+9x2, F(x)-?

Answer 1

∫(-4 - 4x³ + 9x²)dx = -4x - x⁴ + 3x³ + C, где C = const

Answer 2

f(x)=-4-4x³+9x²
F(x)=-4x-4x^4/4+9x³/3+C=-4x-x^4+3x³+C