Work shown above! Hope this helps C:
AnswerStep-by-step explanation:
Parallel and Perpendicular Lines. Parallel lines have the same slope and will never intersect. ... On the other hand, the slope of perpendicular lines are the negative reciprocals of each other, and a pair of these lines intersects at 90 deg
We define the function cot like this:
And the above function is not even.
So the first step is incorrect:
Answer:
a)cot is an odd function <span>2 cot (-9pi/2) does not equal 2 cot(9pi/2)</span>
Answer:
(-2,2)
Step-by-step explanation: