30n^3+36n^2+5n+6

factor each completely

(5n + 6) (6n^2 + 1)

Step-by-step explanation:

(5n + 6) (6n^2 + 1)

12.5 feet

step-by-step explanation:

it will cost dollar $540

the living room is 3 which means if we divide 325/3 then we get $108

therefore if 1part of the living room cost $108 and 3 costed $325

then total 5part of the room will cost 5*108 which gives $540