Answered

Suppose that the area of a square is
9
x
2
+
12
x
+
4
. What is the length of one of the sides of the square?

A.
3
x
+
2
B.
−
3
x
+
2
C.
3
x
−
2
D.
2
x
+
3

Suppose That The Area Of A Square Is 9 X 2 12 X 4 What Is The Length Of One Of The Sides Of The Square A 3 X 2 B 3 X 2 C 3 X 2 D 2 X 3 class=

Answer :

RSPILL6GO

Answer:

A.  3x+2

Step-by-step explanation:

9x^2 + 12x + 4

can be factored:

(3x+2)(3x+2)

All sides of a square are the same length.  The area is two of the sides multiplied together.  Thus, (3x+2) must be the length of a side (all sides, actually)

3x+2

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