Question

Me ayudan a factorizar esto por favor. x4-8x2-128
3abm2-3ab
x4-y4
2x4-32

Answer 1

x4-8x2-128=(x-16)(x+8)

3abm2-3ab=3ab(m²-1)=3ab(m+1)(m-1)

x4-y4 =(x²-y²)(x²+y²)=(x+y)(x-y)(x²+y²)

2x4-32=2(x∧4 - 2∧4)=2(x²-2²)(x²+2²)=2(x-2)(x+2)(x²+4)