Question

разложите на множители
1. 27-x3
2. a3+64
3. 8x3-y3
4. 216-m3n3

Answer 1

1. 27 - x³ = (3 - x)(9 + 3x + x²)
2. a³ + 64 = (a + 4)(a² - 4a + 16)
3. 8x³ - y³ = (2x - y)(4x² + 2xy +y²)
4. 216 - m³n³ = (6 - mn)(36 + 6mn + m²n²)