Answer:
whats the question
Step-by-step explanation:
For a reflection over the x-axis, we have to change the sign of the y-value. In this case, from 13 to -13. So the reflection is (-6,-13).
Answer:
74.958 lb-in
Step-by-step explanation:
We are given that
Natural length of spring=l=6 in
After stretching, the length of spring=8.3 in
Weight=W=9 lb
Extension in the sprig=8.3-6=2.3 in
By hook's law
Using the formula
Extension in the spring when the length of spring after stretching to 12.2 in=12.2-6=6.2 in
Work done, W=
Answer:
1st one........,..............