inline_math">\( x^2 \)</span> is to take its square root <span class="inline_math">\( \sqrt{\phantom{a}\; } \)</span>,
so that’s what we’ll do next.<span class="intersentencespace"></span> We obtain</p>
<div class="equation">\[  
	   \sqrt{x^2} 		= 	\sqrt{49}.
	 \]
</div><p class="noindent">Notice how we applied the square root to both sides of the equation?<span class="intersentencespace"></span> If we don’t apply the same operation to both sides, we’ll break the equality!</p>
<p>The equation <span