Question

Help immediately plssss!!!!

Answer 1

470

Explanation:

Given

z(
`y^(4)` - x² ) ← substitute given values

= 2(
`4^(4)` - 5² ) ← evaluate contents of parenthesis

= 2(256 - 25)

= 2(235)

= 2 × 235

= 470

Answer 2

............462........