Answer:
Huh?
Step-by-step explanation:
Answer:
a.
b.
Step-by-step explanation:
Remember that for any curve
The tangent vector is given by
And the normal vector is given by
a.
For this case, using the chain rule
And also remember that
Therefore
Similarly, using the quotient rule and the chain rule
And also
Therefore
Notice that
1.
2.
b.
Simlarly
and
Therefore
Then
and also
And since
I think its either A or D
Hope this helps!
Answer:
Your answers 5 :)
Step-by-step explanation:
I took the test and i did it in my head ignore the other person, thanks please mark brainliest!
Answer: y+44+68=180
Step-by-step explanation: y+44 and 68 are complementary angles so they add to equal 180