Question

Use an expansion formula to find the values of (1006)^2 ?

Answer 1

(1006)^2=> (1000+6)^2
=>(1000)^2+2(1000)(6)+(6)^2
=>1000000+12000+36
=>1012036

Answer 2

(1000 + 6)^2
1000^2 + 6^2 + 2*1000*6