Dear tutors please help me to solve the following problem.

A consumer care only about two goods x₁ and x₂ and his/her preferences are represented by the utility function; u(x₁, x₂)=min{ax₁, bx₂} with a>b. The prices of goods are p₁ and p₂ and consumer's income is denoted by m.

Verify Roy's Identity and determine his/her Hicksian demand functions.