Question

a)Expand 1-64a³
b)Expand (106)³​​

Answer 1

Answer:

Step-by-step explanation:

1. 1-64a^3 = 1^3 - (4a)^3 = (1-4a)(1 +4a +16a^2)

2.(106)^3 = (100+6)^3 = 100^3 + 3*100*6(100+6) +6^3