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Matrix 3-5 Review
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Solve the following for x and y
(2,5)
Solve the following for x and y.
(1,0)
Are the two matrices inverses?
No
Are the two matrices inverses?
Yes
Are the two matrices inverses?
Yes
Hogwarts is selling tickets to the quidditch finals. On the first day, the school sold 2 teacher tickets and 8 student tickets for a total of 90 knuts. Then the school took in 115 by selling 7 teacher tickets and 8 student tickets.
5 knuts for teacher tickets, and 10 knuts for student's tickets.
Solve each system using inverse matrices
(-1,5)
Solve each system using inverse matrices
(3,4)
Solve each system using inverse matrices
(-2,4)
Find the inverse of each matrix (+5 points if you do it by hand and show your work)
[-6 7] [-1 1]
Find the inverse of each matrix (+5 points if you do it by hand and show your work)
[0 -1/4] [-1/2 1]
Find the inverse of each matrix (+5 points if you do it by hand and show your work)
[1 -1] [-1/2 1]