Answer:
(b+3)(b²-3b+9)
Step-by-step explanation:
1)Rewrite it in the form a³+b³,where a=b and b=3.
b³+3³
2)Use sum of cubes:a³+b³ = (a+b)(a²-ab+b²).
(b+3)(b²-(b)(3)+3²)
3)Simplify 3² to 9.
(b+3)(b²-b×3+9)
4)Regroup terms.
(b+3)(b²-3b+9)
hope it helps..^^
