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tiny-mole [99]
4 years ago
12

Will give 20 points

Mathematics
2 answers:
beks73 [17]4 years ago
7 0

Answer:

the firtst part is 2  2

c11 =  -1

c12 =  3

c21 =  3

c22 = -3

the next part is

d11 =   0

d12 =  6

d21 =  1

d22 = -4

Step-by-step explanation:

did it on edg 2020

aev [14]4 years ago
4 0

Answer:

A.

2, 2

B.

c11 = -1

c12 = 3

c13 = 3

c14 = -3

C.

d11 = 0

d12 = 6

d13 = 1

d14= -4

Step-by-step explanation:

You might be interested in
What is the equation in point-slope form of a line that passes through the points (7, −8) and (−4, 6) ?
stiks02 [169]

Hello from MrBillDoesMath!


Answer: y - (-8) =  (-14/11) (x -7)      or    y + 8 = (-14/11) (x-7)


Steps:

Let's call  point  (7, -8)  (x1,y1) and point (-4,6)  (x2,y2). The point slope equation of a line through (x1, y1) is  

y- y1 = m(x-x1)


where "m" is the slope of the non-vertical line. Recall that m is rise/run or

m  = (y2- y1)/(x2-x1).

In our case

m = (6 - (-8))/( -4 - 7)  =  (6 + 8)/ (-11)    = - 14/11

The point-slope equation becomes

y - (-8) =  (-14/11) (x -7)

This can be rewritten as y + 8 = (-14/11) (x-7)

As a final check,  you should verify that this equation passes through the original points using substitution!

Regards, MrB.



5 0
4 years ago
Find missing measures
Zarrin [17]

Answer:

x=73°

z=73°

y=107°

Step-by-step explanation:

x

180-107=73

x and z are vertical therefore equal

y is vertical to 107 so they are also equal

4 0
3 years ago
Read 2 more answers
The point (4, –3) is on the graph of which function?
Allisa [31]

Answer:

B) y = ½x - 5

Step-by-step explanation:

Just simply plug in the coordinates into the function to confirm their authenticities.

I am joyous to assist you anytime.

7 0
3 years ago
3x+10y=13<br> 4(-2y+x)-9x=13
Alekssandra [29.7K]

For the first one your answer would be

The problem would stay the same because you can't combine like terms.

For the second one your answer would be

-8y-5x=13

7 0
4 years ago
What is the answer for 7-2(8/2)+9
photoshop1234 [79]
7-2( \frac{8}{2} )+9 =

Remove parentheses:

7-2* \frac{8}{2} +9 =

7 - 2 * 4 + 9 =

7 - 8 + 9 =

= -1 + 9

= 8

hope this helps!



6 0
3 years ago
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