Question

Help would be much appreciated

Answer 1

Answer:   1.9

Step-by-step explanation:

f(3) means replace "x" with 3.

$f(x) = \dfrac{14}{7+2e^{-0.6x}}\\\\\\f(3)= \dfrac{14}{7+2e^{-0.6(3)}}\\\\\\.\qquad=\dfrac{14}{7+2e^{-1.8}}\\\\\\.\qquad=1.9\qquad \text{you need to use a calculator}$