Answer:
5.0 ft-lbf
Step-by-step explanation:
The force is

This force is not a constant force. For a non-constant force, the work done, <em>W</em>, is

with
and
the initial and final displacements respectively.
From the question,
and
.
Then

Evaluating the indefinite integral,

From the rules of integration,


Returning the limits,

Answer: d)
Step-by-step explanation:
7 is the opposite
25 is the hypotenuse
24 is the adjacent
if u refer back to SOH CAH TOA
cos = adj divided by the hyp
cos K = 24/25
*please make sure to double check for yourself or get another person to look it over just incase*
Answer:
<h2>8/9</h2>
Step-by-step explanation:
9 in total 4 blue
4/9 x 2
8/9