Question

Help! Tell me why to write to show work.

Answer 1

1. 19.

2. -7.

Explanation:

1. Put x = 2 then simplify:

f(x) = 2(3^x) + 1

f(2) = 2(3^2) + 1

= 2*9 + 1

= 18 + 1

= 19.

2. f(-3) = 4(-3) + 5

= -12 + 5

= -7.