Respuesta :
1.
Let A be a m×n matrix, and B be a n×k matrix,
then A * B is a matrix of size m×k,
2.
in the given problem:
Multiplying a 2 x 7 matrix by a 7x5 matrix, results in a 2x5 matrix,
multiplying this matrix by a 5 x 11 matrix, then results in a 2×11 matrix.
Answer: 2×11
Let A be a m×n matrix, and B be a n×k matrix,
then A * B is a matrix of size m×k,
2.
in the given problem:
Multiplying a 2 x 7 matrix by a 7x5 matrix, results in a 2x5 matrix,
multiplying this matrix by a 5 x 11 matrix, then results in a 2×11 matrix.
Answer: 2×11
