Answer:
theres 1 set of 3
Step-by-step explanation:
Express the matrix like , where if and if . ( is known as kronecker's delta)
In the same form we express the matrix .
The firs index indicate the row and the second the column.
By the multiplication of matrices we have , where
because only is non-zero in the last sum.
therfore we have .
In the same manner we have
, where
And so,
the answer is 62.9, I hope it helped
Answer:28
Step-by-step explanation:
Answer:
2 hours and 12minutes
Step-by-step explanation:
11 to 1 is 2 hours and 32-20is 12