Question

if | m 3 | is a determinant and its | 7. 9 | value is 24 then find m​

Answer 1

Step-by-step explanation:

Given:-

$|m \: 2| \\ | - 5 \: \: \: 7|$

⇒7m−(−10)=31

⇒7m+10=31

⇒7m=21

⇒m=3

Answer 2

Step-by-step explanation:

⇒7m−(−10)=31

⇒7m+10=31

⇒7m=21

⇒m=3