ninaaforever
03.02.2020 •
Mathematics
Given the following matrices, find 3a - 2b. (hint: find 3a and 2b first and then subtract.)
a= [1 3] b=[4 9] [ 5 -2 1] [-1 2 1
[ 5 2] [0 3] c= [ 0 -8 6] d= [6 -6 4
[-4 4 -4] [2 -8 3
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Ответ:
When you multiply a constant k to a matrix, you multiply all the corresponding numbers in the matrix by k.
So 3A would be = 3 9 15 6 and 2b would be = 8 18 0 6 Now subtract it. to get your answer
Ответ:
your answer would be C hope it helps