11. If x² =9, then x = - 3. 12. If today is Wednesday, then yesterday was Friday. I need help with this 2 questions please

asked Mar 1, 2023 158k views

1 vote

11. If x² =9, then x = - 3.

12. If today is Wednesday, then yesterday was Friday.

I need help with this 2 questions please

by Matos

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3 votes

Answer:

11. Yes, but it can also be 3

12. No, if today is Wednesday, yesterday was TUESDAY.

Otto G answered Mar 7, 2023

8.6k points

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