Question

1) Determine os produtos a seguir:
a) (
6 5
1 0
) . (
2
−1
)

b) (
1 3 6
2 0 1
4 5 2
) . (
5 0
2 4
3 2)
) .

5 0
2 4
3 2

Answer 1

$(7 {5)268 \times \frac{?}6{?}7 + 4}^{2}$