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OpenStudy (anonymous):
What are the solutions to the equation x² = 169? Choose all answers that are correct. A. 13 B. –13 C. 84.5 D. –84.5
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OpenStudy (anonymous):
13*13 -13*13 84.5*84.5 -84.5*84.5
OpenStudy (anonymous):
So 84.5?
OpenStudy (anonymous):
84.5*84.5 would equal 7140.25
OpenStudy (anonymous):
Because i think it is 84.5
OpenStudy (anonymous):
Nope, that's not right.
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OpenStudy (anonymous):
Just multiply them together.
OpenStudy (anonymous):
By the same number.
OpenStudy (anonymous):
oh well too late i turne it in :( well YOLO
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