For the following exercises, consider points P ( − 1 , 3 ) , Q ( 1 , 5 ) , and R ( − 3 , 7 ) . Determine the requested vectors and express each of them a. in component form and b. by using the standard unit vectors. 12. A vector v has initial point ( − 2 , 5 ) and terminal point ( 3 , − 1 ) . Find the unit vector in the direction of v . Express the answer in component form.
For the following exercises, consider points P ( − 1 , 3 ) , Q ( 1 , 5 ) , and R ( − 3 , 7 ) . Determine the requested vectors and express each of them a. in component form and b. by using the standard unit vectors. 12. A vector v has initial point ( − 2 , 5 ) and terminal point ( 3 , − 1 ) . Find the unit vector in the direction of v . Express the answer in component form.
For the following exercises, consider points
P
(
−
1
,
3
)
,
Q
(
1
,
5
)
, and
R
(
−
3
,
7
)
. Determine the requested vectors and express each of them a. in component form and b. by using the standard unit vectors.
12. A vector v has initial point
(
−
2
,
5
)
and terminal point
(
3
,
−
1
)
. Find the unit vector in the direction of v. Express the answer in component form.
Quantities that have magnitude and direction but not position. Some examples of vectors are velocity, displacement, acceleration, and force. They are sometimes called Euclidean or spatial vectors.
Explain the key points and reasons for 12.8.2 (1) and 12.8.2 (2)
Q1:
A slider in a machine moves along a fixed straight rod. Its
distance x cm along the rod is given below for various values of the time. Find the
velocity and acceleration of the slider when t = 0.3 seconds.
t(seconds)
x(cm)
0 0.1 0.2 0.3 0.4 0.5 0.6
30.13 31.62 32.87 33.64 33.95 33.81 33.24
Q2:
Using the Runge-Kutta method of fourth order, solve for y atr = 1.2,
From
dy_2xy +et
=
dx x²+xc*
Take h=0.2.
given x = 1, y = 0
Q3:Approximate the solution of the following equation
using finite difference method.
ly -(1-y=
y = x), y(1) = 2 and y(3) = −1
On the interval (1≤x≤3).(taking h=0.5).