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givi [52]
3 years ago
9

What is the dimension of this matrix?

Mathematics
2 answers:
UNO [17]3 years ago
7 0

Answer:

4 by 3 matrix.

Step-by-step explanation:

In the matrix, there are 4 rows of numbers and 3 columns of numbers.

Allushta [10]3 years ago
7 0
4 rows three columns so 4 by 3 matrix
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Heart beats 2400 times during 20 minutes of running. While resting you record your heart beating 17 times in 15 seconds. What is
Mnenie [13.5K]

Answer:

1,360 beats when she is resting

Step-by-step explanation:

17 times per 15 seconds in a 20 minute span

how many 15 seconds are in 60 seconds.

There is 4 periods of 15 minutes in one minute

17 * 4 = 68

68 * 20 = 1360

I think that is correct

6 0
3 years ago
Read 2 more answers
if y varies inversely with x and the constant of variation is 4.5 what are the values missing in the table
Alexxandr [17]
Seems like you forgot to attach the table.
For this reason, I will explain how to solve this question and you can apply using the numbers in your table.

We are given that:
y is inversely proportion to x. This means that as y decreases, x increases and vice versa.
Writing this into equation, we would get:
y = c/x where c is the constant of proportionality.
Now, we have the constant of proportionality given as 4.5.
This means that the equation that relates x and y is:
y = (4.5) / x

So, to fill in the table, we would substitute with the given x or y in the equation above and solve for the other variable.

Examples:
If given that x=2, then:
y = (4.5) / (2) = 2.25
If given that y=3, then:
3 = (4.5) / x
x = (4.5) / (3) = 1.5

Hope this helps :)
3 0
3 years ago
Read 2 more answers
Is there a difference between arcsin and inverse sine?
Anna007 [38]
I hope this helps you



f(x) =sinx


f^-1(x)=arcsinx


arcsinx is inverse of sinx function
3 0
3 years ago
Barbara sells iced tea for a $1.49 per bottle and water for $1.25 per bottle. She wrote a equation to find the number of drinks
Debora [2.8K]
Answer B is correct. She forgot to use a variable for 1.49. The correct equasion would be:
1.25x + 1.49y = 100
4 0
3 years ago
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7. Estimote the following percentages of 60.<br> 10% =<br> 25% =<br> 50% =<br> 20% =
Orlov [11]

Answer:

10% of 60 = 6

25% of 60 = 15

50% of 60 = 30

20% of 60 = 12

Step-by-step explanation:

3 0
2 years ago
Read 2 more answers
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