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# If a = b x c 2 /d 2 what is d = to

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If a = b x c2/d2 what is d = to

Guest Aug 21, 2017
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$$a\,=\,b\,*\,\frac{c^2}{d^2} \\~\\ a\,=\,\frac{bc^2}{d^2}$$

Multiply both sides of the equation by  d2  .

$$ad^2\,=\,bc^2$$

Divide both sides of the equation by  a  .

$$d^2\,=\,\frac{bc^2}{a}$$

Take the  ± square root  of both sides.

$$d\,=\,\pm\sqrt{\frac{bc^2}{a}}$$

hectictar  Aug 22, 2017

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