M9usinhancyashkarla M9usinhancyashkarla

21-11-2016
Mathematics

contestada

Find parametric equations for the tangent line at the point (cos(3pi/6),sin(3pi/6), (3pi/6))
on the curve x=cost, y= sint, z=t
x(t)=?
y(t)=?
z(t)=?

Respuesta :

alsteva alsteva

22-11-2016

[tex]r(t)=(\cos{t},\sin{t},t) \\r'(t)=(-\sin{t},\cos{t},1) \\t= \frac{3\pi}{6} = \frac{\pi}{2} \\ r'(t)=(-\sin{\frac{\pi}{2}},\cos{\frac{\pi}{2}},1) \\ r'(t)=(-1,0,1) \\ \\x=0+t(-1)=-t \\y=1+t\times 0=1 \\z= \frac{\pi}{2} +t[/tex]

Answer Link

Otras preguntas

The electron configuration of zinc is 1s22s22p63s23p64s23d10 a. How many electrons are there in the outermost level? b. Which electrons are lost when zinc forms

calculation table Item Amount Submitted charge (based on provider’s regular fee) $650 Medicare-participating physician fee schedule allowed amount $450 Medicare

Alguno concuerdan que lees una actividad de diosa que le produce poco o nada simple o compuesta

A television sports commentator wants to estimate the proportion of citizens who "follow professional football." Complete parts (a) through (c). Click here

Permanganate ion can oxidize sulfite to sulfate in basic solution as follows: 2 MnO4(aq) + 3 SO3(aq) + H2O(l) → 2 MnO2(s) + 3 SO4(aq) + 2 OH(aq) Determine the p

a) Let U = {a, b, c, d, e, f, g), A = {a, c, e, g}, B = {b, d, e, g). Find i. A - B - ii. B - A iii. Is the operation commutative?

List 12 pints, 3 gallons and 16 cups in order from least to greatest

help please i am stuck

HELP QUICK: Solve absolute value inequality, |x|≤3

Giggly Goofo Game Studios Incident Response Team - Incident Reporting Template Date Insert current date here. Name Insert your name here. Incident Priority Defi