Answer:
81y4 - 16x2, the difference of squares
Answer:
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Step-by-step explanation:
Answer:
The rule of the translation
Step-by-step explanation:
we know that
In order to describe the translation of the triangle ABC we need to know the rule of translation, i.e. we need to know how many units to the left or to the right the x coordinate will move and how many units up or down the y coordinate will move
Answer:
length of each edge = (x + 3)
Step-by-step explanation:
The surface area of each face of the cube = (
+ 6x + 9)
. But the surface of a cube has the shape of a square. So that,
Area of a square = length x length
= 
By factorizing the area,
+ 6x + 9 =
+ 3x + 3x + 9
= (
+ 3x) (3x + 9)
= x(x +3) + 3(x + 3)
= (x + 3)(x + 3)
= 
+ 6x + 9 = 
Thus,
= 
find the square root of both sides
l = (x + 3)
length of each edge = (x + 3)