Find x, if g(x)=0 whereg(x)=18-2 x^2 7 - Vidyadip

Question

Find $x$, if $g(x)=0$ where$g(x)=\frac{18-2 x^2}{7}$

✓

Answer

$ g(x)=\frac{18-2 x^2}{7}$
$g(x)=0$
$\frac{18-2 x^2}{7}=0$
$\therefore 18-2 x^2=0$
$\therefore x^2=9$
$\therefore x= \pm 3 $

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