Please change algebraic expression into word expression

(1). 2/a+b^2
Two is divided by a and then plus the square of b
Two over a and then plus the square of b

(2) 2/(a+b)^2
Two is divided by the square of the sum of a and b
Two over the square of the sum of a and b

(3) (2/a+b)^2
Square of the sum of two over a and b

設 a=2 , b=3

(1). 2/a+b^2
=2/2 + (3)²
=1 + 9
=10

(2) 2/(a+b)^2
= 2/ (2+3)²
=2/ (5)²
=2/ 25


(3) (2/a+b)^2
= (2/2 + 3) ²
=(1+ 3)²
=4²
=16