Mathematics
Mathematics, 19.08.2019 13:20, ecob35

What are the solutions to the equation x2 = 81? a. 40.5 only b. 40.5 and –40.5 c. 9 and –9 d. 9 only

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What are the solutions to the equation x2 = 81? a. 40.5 only b. 40.5 and –40.5 c. 9 and –9 d....

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