Just checking for understanding
Rhett decides to build a square room for his movie and music collection. If the area of the room is 4x2 + 28x + 49 square feet, what is the length of one side of the room?

(7x + 2) feet

(2x + 7) feet

(2x − 7) feet

(7x − 2) feet

Question

Just checking for understanding
Rhett decides to build a square room for his movie and music collection. If the area of the room is 4x2 + 28x + 49 square feet, what is the length of one side of the room? 

(7x + 2) feet 

(2x + 7) feet 

(2x − 7) feet 

(7x − 2) feet

anonymous · Answer

I believe this is the second answer

anonymous · Answer

@mathslover

mathslover · Answer

Yes you are right @HelloGoodmorning . You just have to calculate the square root of given quadratic expression. Good work !

anonymous · Answer

Ok thank you