Question

Help me plz... thanks

Answer 1

C + D would be 5 + 4 which = 9. Rational.

A x B would be 2((sqrt 3)^2) The 2nd power and sqrt cancel each other out to get 2 x 3 which = 6. Rational.

Same thing applies to A x A. (sqrt 3)^2 = 3. 

Answer 2

C+d
c*d
should be the answer