Question

Which expression is equivalent to find f(0)
f(x) = -9 (3) ^x
f(0)=

Answer 1

x = 0

f(x) = -9(3)^0

Anything to the power of 0 is 1,

f(x) = -9(1)

f(x) = -9

The answer is -9

Hope this was useful :)