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notsponge [240]
3 years ago
5

Find two different 2 by 2 matrices a and b such that ab=ba

Mathematics
1 answer:
stiv31 [10]3 years ago
8 0
Let \mathbf A=\mathbf I be the identity matrix. Then pick whatever matrix you like for \mathbf B.
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Plzz help me out look at the pic
Nookie1986 [14]

Answer:

(B) 10

Step-by-step explanation:

Rate of change is basically slope

So the slope here is 10/1 so the rate of change is 10

6 0
2 years ago
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You don’t have to explain this just tell me the tight answer
Ira Lisetskai [31]

Answer:

The triangles are similar by the AA similarity postulate

Step-by-step explanation:

The only thing we know is that the three angles are the same

70+30 +80 = 180 so the missing angle in each triangle is  80  in the first and 70 in the second

The triangles are similar by the AA similarity postulate

3 0
3 years ago
For the function f(x) = 3x-11, identify the range for f(6), f(7), and f(11)
aalyn [17]

Answer:

f(6)= 7        f(11)= 22

f(7)= 10  

Step-by-step equation:

f(6)= 3(6)-11  = 7\\f(7)= 3(7)-11  = 10\\f(11)= 3(11)-11  = 22

4 0
3 years ago
Read 2 more answers
At the gym, Garson always completes 3 pull-ups for every 8 sit-ups he does. Last night, Garson completed 24 sit-
irakobra [83]

Answer:

-24

Step-by-step explanation:

3*8 is 24

24 (-24)

I hope this was helpful I had the same one on my homework but my teacher gave the class the answer

3 0
2 years ago
Read 2 more answers
weight A weighs 50 pounds. weight B weighs 100 pounds. if A is placed 6 feet from the pivot, how far must B be placed from the p
Anit [1.1K]

To achieve balance, the momentum on both sides must be equal so that it cancels out. Momentum is simply the product of mass and distance, therefore:

 

50 pounds * 6 ft = 100 pounds * X

X = 3 ft

 

Hence B must be placed 3 ft from the pivot.

3 0
2 years ago
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