# Discrete Mathematics

posted by
**Joy**
.

What is the value of a that would make the matrix equation true?

(1 -2) (-5 6) = (a b)

(3 4) (7 -8) = (c d)

posted by
**Joy**
.

What is the value of a that would make the matrix equation true?

(1 -2) (-5 6) = (a b)

(3 4) (7 -8) = (c d)