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kotykmax [81]
4 years ago
9

What Is the surface area of a cube 3cm squared.

Mathematics
2 answers:
irakobra [83]4 years ago
8 0

Answer:

27 cm

Step-by-step explanation:

3×3=9

3×3=9

3×3=9

9×3 or 9+9+9=27

andrezito [222]4 years ago
4 0

Answer: the anwer is A = 6a^2

Step-by-step explanation:

YW

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6) (after 2.3) Consider the infinite system of linear equations in two variables given by ax + by = 0 where (a, b) moves along t
Paraphin [41]

Answer:

Step-by-step explanation:

Given infinite system of linear equations is ax + by = 0

when (a,b) moves along unit circle in plane.

a) system having unique system (0, 0)

Since two of equation in thus system will be

1.x+0.y=0\\x=0

and

0.x+1.y=0\\y=0

It is clear that x = 0, y= 0 is the only solution

b) Linear independent solution in this system gives some set of solutions

1.x+0.y=0\\\x=0

and

0.x+1.y=0\\y=0

Vector form is

\left[\begin{array}{ccc}1&0\\0&1\end{array}\right] =I

c) for this equation if add 0x +0y = 0 to system , Nothing will change

Because [0,0] satisfies that equation

d) If one of the equation is ax + by = 0.00001

where 0.00001 is small positive number

so, the system will be inconsistent

Therefore, the system will have no solution.

6 0
4 years ago
I need help with my math
Kruka [31]
18x-24xy
You have to find a factor that can go into both variables, in this case 9x
The answer is 9x(2-4y)
:)
3 0
3 years ago
Read 2 more answers
Can someone help me with these?
jolli1 [7]
I hope this helps you

4 0
3 years ago
Which of the following describes the translation of the graph of y = x 2 to
VLD [36.1K]

Answer:

  reflect over the x-axis and shift down 3

Step-by-step explanation:

The leading coefficient of -1 means the graph is reflected over the x-axis. The addition of -3 to the function means each graphed point is shifted down 3 units from the original.

The graph of y = -x^2 -3 is the result of the transformation ...

  reflect over the x-axis and shift down 3

7 0
4 years ago
Each side of a square shed is 10 feet long. what is the sheds perimeter?
dolphi86 [110]
10 ft 
4 sides
10x4=40
Perimeter=40 ft
6 0
3 years ago
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