Question 732188
4y^(-2/3) + 3y^(2/3) + 2y^(-1/3) + 5y^(1/3)=

4*8^(-2/3) + 3*8^(2/3) + 2*8^(-1/3) + 5*8^(1/3)=

4/4 + 3*4 + 2/2 + 5*2=

1 +12 + 1 + 10=

24