Question

Разложить на множители
1.a⁸-x⁴=
2.(y4+y³)²=

Answer 1

1.a⁸-x⁴=(a⁴)²-(x²)²=(a⁴-x²)(a⁴+x²)=(a²-x)(a²+x)(a⁴+x²)
2.(y⁴+y³)²=(y³(y+1))²=y⁶(y+1)²=y⁶(y+1)(y+1)