Question

Which of the following is a point in the graph of y= (1/2)^x

Answer 1

(2,1/4)

Explanation:

y=(1/2)^x

we should substitute (x,y) in all points.

From this!

y=1/4,x=2

Then,

1/4=(1/2)^2

1/4=(1^2/2^2)

therefore 1/4=1/4