Respuesta :
Answer:
2x² - 7x - 2
Step-by-step explanation:
We require to calculate the difference
2x² - 11 - (7x - 9) ← distribute parenthesis by - 1
= 2x² - 11 - 7x + 9 ← collect like terms
= 2x² - 7x - 2
Answer:
2x² - 7x - 2
Step-by-step explanation:
We require to calculate the difference
2x² - 11 - (7x - 9) ← distribute parenthesis by - 1
= 2x² - 11 - 7x + 9 ← collect like terms
= 2x² - 7x - 2