Draw the influence line for the force occurring in member CD and determine the maximum member force $($compression$/$tension$)$ that can occur due to a uniformly distributed live load of $12$ kN$/$m acting on the lower chord of the truss.

$6-60$ & $6-61)$ : $6-60CD12k\frac{N}{m}(/).$

$6-61CF12k\frac{N}{m}(/).$Draw the influence line for the force occurring in member CF and determine the maximum member force $($compression$/$tension$)$ that can occur due to a uniformly distributed live load of $12$ kN$/$m acting on the lower chord of the truss.