Question

the matrix c= 1 -2 was used to encode a phrase to
-3 7
7 -28 -25 -35 -2
-21 107 90 123 17 find c ^-1 and use it to decodes the matrix

Answer 1

ok

Answer 2

do u know how to do inverse

Answer 3

you can either use the formula for 2by2 matrix or the good old gauss jordan way

Answer 4

you here?

Answer 5

hey im here sorry

Answer 6

ok, so tell me what you need help with, is the inverse part or just writing the code up

Answer 7

idk with all of it hha

Answer 8

okay well to begin with, can you see what is happening here someone took a list of numbers and applied thatt matrix to each one