1.) Perform the indicated operations:

a.) b^3 - b^2 + 3b - (b - 3) + (3 - 2b^2 + 3b^3)=

b.) -3(3 - b)(3 + b) =

c.) (c - 3)^2=

d.) (a - b)(a^2 + ab + b^2)=

e.) 6c^2 - 12c +3 / -3c =