Question

9b² = 25, exctracting square roots​

Answer 1

$Given \: 9b^{2} = 25$

$\implies b^{2} = \frac{25}{9}$

$\implies b = \pm \sqrt{ \frac{25}{9} }$

$\implies b = \pm \sqrt{ \frac{5^{2}}{3^{2}} }$

$\implies b = \pm \frac{5}{3}$

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Answer 2

Answer:

$b=\frac{5}{3}$

Step-by-step explanation:

$9b^{2} =25$

$b^{2} =\frac{25}{9}$

$b=\sqrt{25/9}$

$b=\frac{5}{3}$

hope it helps