tolong dibantu isi jawaban nya ya teman

1) integral (3x^2 + 4x) dx
= x^3 + 2x^2 + c
2) integral 3x^4 dx
= (3/5)x^5 + c
3) integral 2√x dx.=
integral 2x^1/2 dx
= (2 x^3/2)3/2 +:c
= (4/3)x√x + c