Question

If A `= [(0,2),(2,0)],` then A² is ____________.

पर्याय

• `[(0,4),(4,0)]`

• `[(4,0),(4,0)]`

• `[(0,4),(0,4)]`

• `[(4,0),(0,4)]`

Answer 1

If A `= [(0,2),(2,0)],` then A² is `underline([(4,0),(0,4)])`.

Explanation:

as `"A"^2 = [(0,2),(2,0)][(0,2),(2,0)]`

`= [(4,0),(0,4)]`