Question

X³+y³-z³ where x=2, y=-1, z=3

Answer 1

Answer:

x³+y³-z³

2³+(-1)³-(3)³

8-1-27=20

Answer 2

Answer:

${x}^{3} + {y}^{3} - {z}^{3} \\ \\ {2}^{3} + {( - 1)}^{3} - {3}^{3} \\ \\ 8 - 1 - 27\\ \\ -20$