Question

what should be subtracted from 4x³+xy+z² to get 3x³-2xy-z² ?

Answer 1

Answer:

${x}^{3} + 3xy + 2 {z}^{2}$

Answer 2

Step-by-step explanation:

4x³+xy+z²+3x³-2xy-z²

=7x³-xy