Question

Упростите выражение:
1) (a²-3)³-(a-2)(a²+4)(a+2)
2)(b²-3)³-(b²+3)(b^4-3b²+9)
3)(m²-1)(m^4+m²+1)-(m²-1)³
4)(x²-2)(x^4+2x²+4)-(x³-1)²

Answer 1

1)(а²-3)³-(а⁴-16)=а^6-а⁴+11 2)в^6-27-в^6-3в⁴+9в²+3в⁴-9в²+27=0 3)m^6+m⁴+m²-m⁴-m²-1-m^6+1=0 4)x^6+2x⁴+4x²-2x⁴-4x²-6-(x^6+1)=5