We know that
the graphic has two intervals
x>1------> (1,∞)
equation of second order
and
x<=1------> (-∞, 1]
equation of a line
therefore
<span>The only option that meets these requirements is option A
</span>
the answer is
the option A
<h3>Solution :</h3>

By cross multiply, we get






Therefore, answer is 
x less than or equal to 5
hope this helps !!