Question

Find the roots of the quadratic equation 9x2 - 16 = 0

Answer 1

Step-by-step explanation:

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Answer 2

Answer:

$9 {x}^{2} - 16 = 0$

$9 {x}^{2} = 16$

${x}^{2} = \frac{16}{9}$

$x = \sqrt{ \frac{16}{9} }$

$x = \frac{4}{3}, \frac{-4}{3}$

Step-by-step explanation:

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