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:

• AC - BC is equal to ____________.

Options

• `[(-4,-6),(-4,4)]`

• `[(-4,-4),(4,-6)]`

• `[(-4,-4),(-6,4)]`

• `[(-6,4),(-4,-4)]`

Answer 1

AC - BC is equal to `underline([(-4,-4),(-6,4)])`.