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Sveta_85 [38]
3 years ago
6

21×9=9×21 what property is used

Mathematics
1 answer:
kvv77 [185]3 years ago
5 0
Hello There =)

Commutative property is used. The commutative property <span>states that two numbers can be multiplied in either order.</span>


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could you use the formula for the surface area of a rectangular prism to find the surface area of a cube explain please help me.
mr_godi [17]

Answer:

You can use our formula for the surface area of a rectangular prism for a cube as well. A cube is a rectangular prism where all its sides are the same. The formula to find the surface area of a rectangular prism is A = 2wl + 2lh + 2hw, where w is the width, the l is the length, and the h is the height.

3 0
3 years ago
For each value f(x) = 2 - 3x and g(x)= l 2- 3x l
Marat540 [252]
For, f(1) = 2-3x =2-3 =-1
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7 0
3 years ago
Complete the table of inputs and outputs for the given function. <br> g(x)=-4x-1
Radda [10]

Answer:

  (x, y) = (-2, 7), (0, -1), (3, -13), (-1, 3)

Step-by-step explanation:

To fill in the y-values, you need to put the x-value in the equation and evaluate.

<u>for x=0</u>

  y = -4(0) -1 = -1

<u>for x=-1</u>

  y = -4(-1) -1 = 4 -1 = 3

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To fill in the x-values, we can solve for x and then do as we did above.

  y = -4x -1

  y +1 = -4x . . . . add 1

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<u>for y=7</u>

  x = -(7 +1)/4 = -2

<u>for y=-13</u>

  x = -(-13+1)/4 = -(-12/4) = 3

__

Then the table is ...

  \boxed{\begin{array}{cc}x&g(x)\\-2&7\\0&-1\\3&-13\\-1&3\end{array}}

7 0
2 years ago
Can you guys help me on this?
Burka [1]

Answer:

1/3

Step-by-step explanation:

there's 9 socks in total and  3 black socks so if it's simplyfied it would be 1/3

5 0
3 years ago
Read 2 more answers
Can someone help me out please if i can make this assignment up i can pass my class
kari74 [83]

Answer:

Not sure but 2 would be the same as 1 so 39.5 and 3 and 4 would be 50.5

Step-by-step explanation:

1 and 3 make a right angle and so does 4 and 2 so all I did was subtract 39.5 from 90 since a right angle=90 degrees

4 0
3 years ago
Read 2 more answers
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