
To rotate a point around the origin by 180 degrees, multiply both parts of the coordinate point by
. (This means you go from
to
.)


Answer: 100
Step-by-step explanation: I don't really have a step-by-step explaination, but I do know that the answer is 100.
If u and v are indeed vectors,

,
Compute the area of the shaded region: f’(x)=x-1/x
the answer choices are:
A. 41-ln 1/9