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16 January, 19:22

What are the solution (s) to the quadratic equation x2 - 25 = 0?

O x = 5 and x = - 5

O x = 25 and x = - 25 A

O x = 125 and x = - 125

O no real solution

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Answers (1)
  1. 16 January, 23:20
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    x = 5 and x = - 5

    Step-by-step explanation:

    Given

    x² - 25 = 0 ← x² - 25 is a difference of squares and factors as

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

    Equate each factor to zero and solve for x

    x - 5 = 0 ⇒ x = 5

    x + 5 = 0 ⇒ x = - 5
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