2 years ago

At 3 p.m the temperature was 9°f by 11 pm it had dropped 31°f what was the temperature at 11 pm

Mathematics

1 answer:

NemiM [27]2 years ago

3 0

-22 degrees ferenheit

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Enter the indicated element.

Ymorist [56]

$a_{1,3} = 9$

Step-by-step explanation:

The elements of matrices are represented in the form

$a_{r,c}$

Here r is the row number and c is the column number.

Given matrix is:

$A = \left[\begin{array}{ccc}3&6&9\\2&4&8\end{array}\right]$

The elements of matrix will be represented by a_{r,c}

We have to find $a_{1,3}$

Which means that the first row and third column.

The first row is: 3 6 9 and the element in third column is: 9

So,

$a_{1,3} = 9$

Keywords: Matrices, Elements

Learn more about matrices at:

#LearnwithBrainly

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2 years ago

How to find the area of a square whose perimeter is 7 meters

yKpoI14uk [10]

Answer:

A≈3.06

P Perimeter

Using the formulas

A=a2

P=4a

Solving forA

A=1

16P2=1

16·72=3.0625

8 0

2 years ago

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Two airliners are 1600 miles apart and heading toward each other at different altitudes. The first plane is traveling north at 6

viktelen [127]

In approximately around 2 hours and 10 mins

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3 years ago

The length of a rectangle is 4 more than twice the width. The perimeter is 74 feet. Find the length and width of the rectangle.

mafiozo [28]

(2*length)+(2*width)=perimeter
length=4+2w
(2(4+2w))+(2(w))=74
74=(8+4w)+(2w)
74=6w+8
66=6w
w=11
length=4+2(11)
l=4+22
l=26

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2 years ago

Rewrite equation -qx+p=r

hodyreva [135]

Answer:-qx+p=r

Step-by-step explanation:

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2 years ago