Question

Find the roots of the quadratic equation 9x2 – 0.25 = 0
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Answer 1

Answer:

17.75

Step-by-step explanation:

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Answer 2

Answer:

x = ± 0.5/3

Step-by-step explanation:

$9x^{2} - 0.25 = 0\\9x^{2} = 0.25\\x^{2} = 0.25/9\\x = \sqrt{\frac{0.25}{9} }$

x = ± 0.5/3

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