Question 1087469


1. 

{{{3x^2 -48 = 0}}}
{{{3x^2 =48}}}
{{{x^2 =48/3}}}
{{{x^2 =16}}}
{{{x =sqrt(16)}}}
{{{x =4}}} or {{{x =-4}}}


2. 
{{{x^2 = sqrt(36)}}}
{{{x = 36}}}
{{{x =6}}} or {{{x =-6}}}

3. 

{{{p^2 -50 = 0}}}
{{{p^2 =50 }}}
{{{p =sqrt(50) }}}
{{{p =sqrt(2*25) }}}
{{{p =sqrt(2*5^2) }}}
{{{p =5sqrt(2) }}} or {{{p =-5sqrt(2) }}}