#### Question Details

##### [solution] » Section 9.1 38. Find all points of intersection of the two

Brief item decscription

Step-by-step solution file

Item details:

Section 9.1 38. Find all points of intersection of the two
More:

Thanks,

Section 9.1

38. Find all points of intersection of the two curves.

{

x t2

y t 1

and

{

x 2 s

y 1 s

Section 9.2

10. Identify all points at which the curve has (a) a horizontal tangent and (b) a vertical

tangent.

{

x cos 2t

y sin 7t

16. Given the parametric equations for the position of an object, find the object?s velocity

and speed at the given times and describe its motion.

{

x 2sin 2t

y 3cos 2t

WA 5, p. 1

(a) t = 0?(b)

t 2

Section 9.3

10. (a) Show that the curve starts at the origin at t = 0 and reaches the point (?, 2) at t = 1.

(b) Use the time formula (3.2) to determine how long it would take a skier to take the

given path. (c) Find the slope at the origin and the arc length for the curve.

{

x t

y 24 t

14. Compute the surface area of the surface obtained by revolving the given curve about

the indicated axis.

{

x t 2 1

y t 3 4t

WA 5, p. 2

,

0t 2

STATUS
QUALITY
Approved

This question was answered on: Feb 21, 2020

Solution~00065322.zip (18.37 KB)