Question

9f^2–10– 1+2f^2+ – 7f^2

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(LINKS WILL BE REPORTED)

Answer 1

4f² - 11

Explanation:

first group the like terms

9f²-2f²-7f² is all like terms

-10-1 are like terms

9f²-2f²-7f² -10-1

4f² - 11