Question

K(x)=5^x+2 find (-2)

Answer 1

k(- 2) = 1

Explanation:

Substitute x = - 2 into k(x) , that is

k(- 2) =
`5^(-2+2)` =
`5^(0)` = 1 [
`a^(0)` = 1 ]

Answer 2

1

Explanation:

K(x)=5^(x+2)

Let x = -2

K(-2)=5^(-2+2)

= 5^0

= 1