beckymarthazondo beckymarthazondo

24-03-2021
Mathematics

contestada

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x2−8=17
Question 11 options:

9 and -9

25

3 and -3

5 and -5

Respuesta :

anonyksxD anonyksxD

24-03-2021

Answer:

5 and -5 (±5)

Step-by-step explanation:

x²-8=17

x²=25

√x²=√25

x=±5

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harriscassandra200 harriscassandra200

24-03-2021

3 and -3 is the right answer

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