Given the equation of the function :
[tex]f(x)=2\cdot(\frac{3}{5})^x[/tex]So, 3/5 = 0.6 < 1
so, as x increase , the function will decrease
And at x = 0
[tex]f(x)=2\cdot(\frac{3}{5})^0=2\cdot1=2[/tex]And for all values of x, f(x) > 0
so,
The graph of the function will be as following: