Question

(1-3b) ^3
solve it guys​

Answer 1

Answer:1+6b-9b square-27b cube

Step-by-step explanation:

= (1-3b)(1-3b)(1-3b)

= 1+9b*b +6b *(1-3b)

= 1-3b+9b*b -27b*b*b +6b-18b*b

= 1+6b-9b*b-27b*b*b

Note:- I have written 9bsquare and 27b cube as 9b*b since I didn't had square sign in my phone.