Question
Asked Oct 29, 2019
1 views
51 and 52 Find dy/de and d2y/dz2. For which values of t is the parametric curve concave upward?
51. t312t, y= t2 -1
Answer
52.
=cos 2t, y = cost, 0 <t<T
help_outline

Image Transcriptionclose

51 and 52 Find dy/de and d2y/dz2. For which values of t is the parametric curve concave upward? 51. t312t, y= t2 -1 Answer 52. =cos 2t, y = cost, 0 <t<T

fullscreen
check_circle

Expert Answer

Step 1

52. The given parametric curve are

help_outline

Image Transcriptionclose

x cos2. cost

fullscreen
Step 2

Differentiate with respe...

help_outline

Image Transcriptionclose

= -2 sin 2t dt =-sint dt dy фy dt dx dx dt sint 2 sin 2t sint 2(2sinf cost) 1 =-sect

fullscreen

Want to see the full answer?

See Solution

Check out a sample Q&A here.

Want to see this answer and more?

Solutions are written by subject experts who are available 24/7. Questions are typically answered within 1 hour.*

See Solution
*Response times may vary by subject and question.
Tagged in

Math

Calculus

Other