Could someone help me or walk me through these problems please?

[Tyler H]

Polynomial Division
1.(2x^2+10+12) /(x+3)
2.(6x^3-16x^2+17x-6)/(3x-2)
3.x^3+4x^2-3x-12
x^2-3

4.3x^3+17x^2+15x+2) / (x+5)
5–x^3+75x-250
X+10