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Angelina_Jolie [31]
3 years ago
14

What method would you choose to solve the

Mathematics
1 answer:
Mekhanik [1.2K]3 years ago
7 0

Answer:

see explanation

Step-by-step explanation:

2x² - 7 = 9 ( add 7 to both sides )

2x² = 16 ( divide both sides by 2 )

x² = 8 ( take square root of both sides )

x = ± \sqrt{8} ← exact values

This method is useful when there are only numeric values to deal with

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