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OpenStudy (anonymous):
some one help me please
OpenStudy (anonymous):
Rhett decides to build a square room for his movie and music collection. If the area of the room is 9x2 − 6x + 1 square feet, what is the length of one side of the room?
(3x + 1) feet
(9x − 1) feet
(3x − 1) feet
(9x + 1) feet
OpenStudy (anonymous):
@jazzyspazzy
OpenStudy (anonymous):
@sammixboo
OpenStudy (anonymous):
is that 9 times 2 or 9x times 2?
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OpenStudy (anonymous):
please help
OpenStudy (anonymous):
somone
OpenStudy (anonymous):
The answer is 3x - 1
The room is square, so its area is the square of the length of a side...
Since the area is 9x^2 - 6x + 1, which is basically (3x - 1)^2
The length of a side must be 3x - 1