Question

please solve the 4th one
plz answer fast... it's urgent

Answer 1

8(-3x power2. -2+x power 3). is it correct.
what is answer in key..??

Answer 2

Let's simplify step-by-step.
x4−(x−z4)
Distribute the Negative Sign:
=x4+−1(x−z4)
=x4+−1x+−1(−z4)
=x4+−x+z4
Answer:
=x4+z4−x