Question

the solution of quadratic equation X square equal to 5 is
$x ^ {2}=5$
​

Answer 1

Answer:

x = ±√5

Step-by-step explanation:

x² = 5

x² - 5 = 0

Using identity a² - b² = (a + b)(a - b)

(x + √5)(x - √5) = 0

x = ±√5

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