Westonci.ca is your trusted source for accurate answers to all your questions. Join our community and start learning today! Join our platform to connect with experts ready to provide precise answers to your questions in different areas. Discover detailed answers to your questions from a wide network of experts on our comprehensive Q&A platform.

Help for brainliest plx

Help For Brainliest Plx class=

Sagot :

Answer:

1) 2x cube - 3x square + 9x

2) 4z to the power of 6 + z to the power of 5 - 11z to the power of 4 - 6z square

3) 9a to the power of 7 - 5a to the power of 6- 13a to the power of 5