Question

Amit, Biraj, and Chirag were given the task of creating a square matrix of order 2.
Below are the matrices created by them. A, B, C are the matrices created by Amit, Biraj, and Chirag respectively.

`"A" = [(1,2),(-1,3)] "B" = [(4,0),(1,5)] "C" = [(2,0),(1,-2)]`

If a = 4 and b = -2, based on the above information answer the following:

• `("A"^"T")^"T"` is equal to ____________.

पर्याय

• `[(1,2),(-1,3)]`

• `[(2,1),(3,-1)]`

• `[(1,-1),(2,3)]`

• `[(2,3),(-1,1)]`

Answer 1

`("A"^"T")^"T"` is equal to `underline([(1,2),(-1,3)])`.