Kamis, 16 April 2009

transit

awalnya blog ini untuk memenuhi tugas,.
tp semester itu sudah berlalu dan aq belum siap untuk melanjutkannya mengenai matematik.

Kamis, 15 Januari 2009

the mistakes in my english exercise

For the read my blog in tugas inggris II . I 'm sorry if there mistake because I'm do the exercise not complete. and I'm not professional author.

about my blog

This blog is my first blog. I made the blog for complete my homework in college.
the purpose this blog only class important. now I do know about blog have explain by my lecturer.

Selasa, 13 Januari 2009

TUGAS B.INGGRIS II

Nama : SESTRI NELA KURNIA
NIM : 07305144018
Jurusan : Pend. Matematika

Email : sestri.nela@gmail.com

Bahasa Inggris II / Selasa jam ke III

EXERCISE I
VIDEO 1
Precalculus
Precalculus is graphs of a rational function. It can discontinuities has a polynomial in the denominator.
Example :
Off limit

insert , become







So, is bad choice and discontinuities function graph.
If insert become





 ( 0, -2 )

Not all rational function will give zero in denominator.
Rational function denominator can be zero.
Example :
,When x=2

insert ,f(x) become:



This equation not possible and not allowed.
The equation can be solution with:




and x = 2 subtitute in to y = x +3 is y =5
so solution the equation is (2 , 5)
If insert is not problem.
Missing point is a solution
Example :

If insert so





VIDEO 2
Determining Limits By Inspection
Limits by inspection have 2 condition:
1. x goes to positive or negative infinity.
2. Limits involves a polynomial.
Polynomial over polynomial


The key to determining limits inspection is in looking at the power of x.
If the highest power of x is greater in numerator, so limits is positive or negative infinite.
First Shortcut Rule


3 is highest power of in numerator and 2 is highest power of in denominator.

Second shortcut rule :



2 is highest power of in numerator and 3 is highest power of in denominator.

Third shortcut rule :



If power of x in numerator and denominator is same, wecan it solouted only with see the coefficient.
Example :







VIDEO 3

1. The figure above shows the graph of if the function h, is defined by , what is the value of ?
Answer :

Then, we change with 2.



2. Let the function f be defined by , if . What is the value of f(3p)?
Answer :
= what is f when ?

We know,
3f(p)=30
f(p) = 10
so,


so,


so value of is 12
3. In the -coordinat plane, the graph of intersects line at (0,p)and (s,t).What is the greatest possible value of the slope of ?
Answer :
Greatest =

Line =

The slope is

VIDEO 4

Function is VLT ( Verticle line )
section is HLT ( Horizontal line ) = invertible.

Example :

, section
How many value of
The first moved equation
become


Then




From step 1, can find



a. The value of is



b. Value of is



So,



EXERCISE II
THE COMMUNICATE
Communicate very important for everyone to do everything in daily activity.
Local intellegence of someone divided to become three that is : emotional intellegence, intellectual intellegence and spiritual intellegence.
With the the first intellegence can do the communications with the other people. Communications is process of is forwarding of good information in the form of message, idea or idea from an party other party.
In general, communications done by using words or oral able to be understood by which other. but of at its kernel, communications divided to become some kinds of, that is :
Spiritual communications: Spiritual communications represent the communications which lay in by highest level in communications, because this communications relate to the the infinite or relate to the someone confidence. Follow the example of the spiritual communications: at the time of listening adzan of moment adzan fill the air the us ought to be noiseless, we have to listen the best of voice the the adzan and we comprehend its meaning
Normatif communications: Normative communications represent the communications of which is on its reality is very hand in glove its relation with we how to to develop the talent. In normatif communications, we also can get wise to pros and cons a[n action or behavioral. because in this normatif communications besides relating to we how to to develop the talent, but also relate to pros and cons a someone action.
Formulase communications : formulase communications higher level communications from material communications, but lower the than Spiritual communications and Normatif communications.
Material communications : material communications represent the communications lay in level higher in communications, because this communications relate to the object or mortal. follow the example of the Material communications : communications between computer with human being.
The communications that is spiritual communications, normative communications , formulase communications, and material communications, representing form is problem of communicating.
In this case, position of english is besides as international language is also weared for the Spiritual communications and Normatif communications . Because english as international language, we require to learn the english better. We have to be active have english, do not only passive.

 Ianguage disease :
1. vocal technique
2. vocal unit
besides communications done with the words or oral, communications also can be done at illusory world. For example passing blogger. But problem faced most people is them cannot run the the blogger. And problem of us in this time is how we defin the blogger of at wide of society.






EXERCISE III
KITE
Kite is a traditional game and play the game use air. And now many people play the game everywhere.
But in here I will explain about kite in mathematics .And the time I explain to Esty on desember 30,2008 she is my classmate and do the work in my home. That moment the weather is rainy. I’m not difficult to explain the her because this matter has ever accepted in high school. So I’m only once explain about kite and then give one example.
Definition of kite in mathematics is a quadrilateral with two distinct pairs of equals adjacent sides .And diagonals intersect at right angels. One diagonal is bisected by the other.
Diagonals of a kite cut one another at right angles as shown by diagonal AC bisecting diagonal BD. O is intersect between AC and CD.
AB is longer than CD, CO equals OD.
Formula for kite of area:
Note : d1 and d2 = diagonals of kite

Example:
If there one kite ABCD, AB=13, CD=14. show the solution for area of the kite?
Solution:AB=13
CD=14
Area of kite is :=
=
=
=
=91

So, the area of the kite is 91 cm2.
The conclusion, the matter of kite easy for accept to university student.
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