Respuesta :

7.

7-3 = 4

root 4 is 2

7+2 = 9

root 9 is 3

2+3 is 5
Unary minus: -3
Multiple: *(-3) =
Add: +(2) = 2
Multiple: 2 * 5 = 10
= (10)
Square root: sqrt() = √ = 0
Add: +(0) = 0
Square root: sqrt(0) = √ 0 = 0