Evaluate The Exponential Equation For 3 Positive, 3 Neg. Values Of X &x=0 Y=3^-x"

Y=3^-x,x=3y=1/27,
x=-3,y=27,x=0,y=1.

2 answers

is 19+20=39
y=1/3^x

x y
0 1
1 1/3
2 1/9
3 1/27