Question

разложите на множители

Answer 1

1)

(n³+6r²)(n³-6r²)

2)

(9k³+r³)(9k³-r³)

3)

(4m³+6p⁴)(4m³-6p⁴)

4)

(n³+7f⁴)(n³-7f⁴)

5)

(k²+r⁴)(k²-r⁴) = (k²+r⁴)(k+r²)(k-r²)