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Question

Expand (2z^2 + 5z - 6)(3z^3 - 2z + 1).

Accepted Answer

arraycrrrrrrr & & & 3z^3 & & -2z & + 1 & & & & & 2z^2 & +5z & -6 1-70pt0.17in & & & -18z^3 & & +12z & -6 & & & +15z^4 & & -10z^2 & +5z & & + & 6z^5 & & -4z^3 & +2z^2 & & & 1-70pt0.17in & 6z^5 & +15z^4 & -22z^3 & - 8z^2 &+17z & -6 & array As such, the answer is 6z^5+15z^4-22z^3-8z^2+17z-6.