Respuesta :

jhonyy9
so will be 27 -50 - 81 +81 = - 23

hope this will help you 
meerkat18
Substitute the given values for x, y, and z in the expression,
                         x³ - 2y² - 3x³ + z^4
                         3³ - 2(5)² - 3(3³) + (-3)^4
The numerical value for the expression is -23. This is the third among the choices.