(в^2-3)^3-(в^2+3)(в^4-3в^2+9)упростите

Question

(в^2-3)^3-(в^2+3)(в^4-3в^2+9)
упростите

Answer 1

(b²-3)³-(b²-3)(b^4-3b²+9)=(b²)³-3*b²*3+3*b*3²-3³-((b²)³+3³)=(b²)³-9b²+27b-9-(b²)³-9=-9b²+27b-18