Simplify combining like terms=z⁴+ 13z² - 15z + 7z²
Answers
Answered by
2
Answer:
z⁴+ 20z² - 15z
Step-by-step explanation:
Here 13z² and 7z² are like terms
z⁴+ 13z² + 7z² - 15z
= z⁴+ 20z² - 15z
Similar questions