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18-07-2020
Mathematics

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help plzzzSolution set of 25x2 – 1 = 0 is ____________.

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SvetkaChem SvetkaChem

18-07-2020

Answer:

x = 1/5 , and x = - 1/5

Step-by-step explanation:

25x² – 1 = 0

5²x² - 1² = 0

(5x - 1)(5x + 1) = 0

5x -1 = 0, 5x + 1 = 0

x = 1/5 , x = - 1/5

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