Question

разложите на множители 2)b^3 + 125
4)8p^3 + q^3
6)0.216 - b^3
8) 0.125m^ - 1

Answer 1

2) b^3+5^3 = (b+5)(b^2-5b+25)
4) 8p^3+q^3=(8p+q)(8p^6-8p^3*q^3+q^6)
6) 0.216-b^3=0.6^3-b^3=(0.6-b)(0.6^2+0.6b+b^2)
8) 0.5^3-1^3=(0.5m-1)(0.5m^2+0.5m+1)