Question

I need to know all 3 question answers

Answer 1

det value = 7/3* 1/2 - 3/2* 5/3
7/6 - 15/6
-8/6
excludung - sign
= 8/6



2). m^2 -5m +2m -10 =0
= m^2 - 3m -10 =0


3) it can be written as
(y^3 +1)/y = 2. By taking LCM
y^3 +1 = 2y
y^3 -2y +1 = 0

hope u like the answer