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Aleks [24]
3 years ago
10

Let B=[-1 3 6 -3].Find-4B.

Mathematics
1 answer:
vaieri [72.5K]3 years ago
4 0

The product of a scalar and a matrix is found by multiplying each element of the matrix by the scalar. Multiply each element by -4.

... [4 -12 -24 12]

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Help me with this pls and ty
Bingel [31]

Answer:

It is the second answer.

Step-by-step explanation:

When numbers with the same base are multiplied, you add the bases.

1/2 + 3/4 is the same as

2/4 + 3/4 = 5/4

So now we have 2 ^5/4^2.  When we have a power raised to a power.  We multiply the powers.

5/4(2)

(5/4(2/1) = 10/4 = 5/2.  The second answer is the same way to describe

2^(5/2)

7 0
2 years ago
What 2+2 x10+2X2+10=
erastova [34]

Answer:

36

Step-by-step explanation:

Use PEMDAS:

2*10 is 20

2*2 is 4

So the equation is now

2+20+4+10=

Now add:

36

Thus the solution is 36

Hope this helps!

4 0
2 years ago
Read 2 more answers
You paint four walls. Each wall is a rectangle with a length of 20 feet and a height of 12 feet. One gallon of paint covers abou
Naddik [55]

Answer:

3 gallons

Step-by-step explanation:

Each wall 12 x 20 = 240 feet squared

4 walls =  4 x 240 = 960 squared feet

960 divided into 320 = 3

1 gallon --------320

1 gallon------------320

1 gallon-----------320

                    3 gallons----------960

 

5 0
3 years ago
A farmer uses 1/3 of his land to plant cassava, 2/5 of the remaining and to plant maize and the rest vegetables.if vegetables co
zimovet [89]
The answer is 75 because if u multiply 75 by 1/3 you get 25 then 25 times 2/5 u get 10 75 is your answer
7 0
3 years ago
Which addition equation matches the number line?<br><br> Number line in image.
lutik1710 [3]

Answer:

A

Step-by-step explanation:

8 0
2 years ago
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