Answer with explanation:
⇒⇒The equation of the function is
     
Which will be similar to  , where a is any real number.
, where a is any real number.
⇒As,value of x increases, the value of   will decrease, because 0.7 <1.
 will decrease, because 0.7 <1.
⇒It has a Horizontal Asymptote equal to
      y=0.
⇒The graph of the function is Strictly decreasing and then remains constant..