group members group leader rahat manzar assistant kaniz akhtar awan firdous anjum members: farrukh...
TRANSCRIPT
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GROUP MEMBERSGROUP LEADER Rahat Manzar
ASSISTANT Kaniz Akhtar Awan Firdous Anjum
Members: Farrukh Imtiaz Shazia Mubeen Tabussum Munir Shaista Hasnat Rizwana Tahir Beatrix Afshan Iram Manzoor Zarina Zulfiqar Farzana Shahid Qamar un Nisa Tehmina Rubani Asma Shaukat Zareena Shaheen Tahira akhtar Raheela Khalid
Supervisor Naheed Akram
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OBJECTIVES Development of an easy mathematical
approach towards the students. To know in the better way the terms used
in mathematic in English. Using these symbols and signs we are able
to understand international books about Mathematics without knowing their language( i.e. Chinese and Japanese).
It is the better way to create the attention towards the subject.
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MATHEMATICS
Science (or group of related sciences) dealing with the logic of quantity and shape and
arrangement)
The study of the measurement, properties, and relationships of quantities and sets, using numbers
and symbols.
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Symbol: +
What is it: Addition sign
How is it read: Plus
How it is used : Sum of a few values
Expression sample: t3 + 2 = 5
+
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Symbol: -
What is it: Subtraction
sign
How is it read: Minus
How it is used : Difference of
values
Expression sample: 5 - 2 = 3
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Symbol . Or x Multiplication
How is it read?How is it read?
Multiply by Multiply by ….times….times
Expression sample
3.5=15
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DIVISION
÷ Division sign. 3 divided by 4 3 ÷ 4 = 0.75 8 divided by 2 8 ÷ 2=4
÷
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SLASH
/ Slash ... divided by ...... over ... Division 3/4 = 0.75
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CROSS PRODUCT
Cross product sign A cross B written as A x B
A x B ≠ B x A
X
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APPROXIMATE SIGN
~ Approximate
equal sign is approximately equal to Indicates two values areclose to each other
x + y ~z
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SUMMATION
summation sign The summation mean Sum
of many values.
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SQUARE ROOT
square root symbol The square root of ... Algebraic expressions
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EQUALITY SIGN
= Equal sign shows that two
quantities are equals Indicates two values
are the same -(-5) = 5
2z + 4z – 6Z = 0 =
=
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INEQUALITY SIGN Inequality sign is
not equal to Indicates two valuesare different
x≠ y
≠
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GREATER THAN > > Inequality sign is
greater than Indicates value on
leftis larger thanvalue on right
5 > 3x > y
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GREATER OR EQUALITY SIGN ≥
Inequality sign is greater than or equal to. Indicates value on left is larger
than or equal to value on right side.
x ≥y
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LESS THAN < Inequality sign is less than . Indicates value on left side is less than value on right
side. x <y
3 < 5
<
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LESS OR EQUALITY SIGN
≤ Inequality sign is less than or equal to is
at most equal to Indicates value on left
side is smaller than or equal to value on right side.
X ≤ y
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BELONGS TO… SIGN
Element-ofA={a,b} a & b are an elements of
set A.
A={a,b}
a A
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DOES NOT BELONGS TO.. SIGN
• Not-element-of• is not an element
ofset.
• A={a ,c, f}• b A
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SUBSET SYMBOL
A is a subset of B
A={1,2}
B={1,2,3,4} A B
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FOR ALL… SYMBOL Universal
quantifierFor all For every
Logical statements
a,b ЄQ`a+b ЄQ
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proportionality sign is proportional to
x yindicates two variableschange in direct proportion x 1/yindicates two variableschange in inverse
proportion
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……CONTINUATION SIGN
so on and up to ...... and so on infinitely
Extension of sequenceA={1,2,3,……,10}S = {1, 2, 3, ...}
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PERCENTAGE
% Percent symbol ... percent ...Proportion 80 percent means 80 out of 100. 80 % 0.032 = 3.2 %
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VERTICAL LINE |Vertical line means such that.
| Used in defining a set
{x | x > 4 }A set of first ten natural numbers.{x | x € N and 1 < x < 10}
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PARENTHESES/ OPEN BRACKET
( ) Parentheses is quantity to
list the set of coordinates of open interval.
(x + y) + z (x,y,z) (3,5)
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CURLY OR BRACES BRACKETS
{ } Curly brackets are the quantity to
show the set
Denotes a quantity or a set E = {2, 4, 6, 8, ...}
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SQUARE BRACKETS
[ ] Square brackets are the quantity
to show the closed interval Denotes a quantity or a
closed interval w + [(x + y) + z]
[3,5]
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PERPENDICULARITY ┴
Perpendicularitysymbol is perpendicular to Geometry
AC ┴ CDA B
C D
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IMPLICATION SYMBOL logical implication implies ...
Logical
statements
A B x=y x+z=y+z
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LOGICAL EQUALENCE SIGN
equivalent to ...
Logical statements
A B x+y y+x
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“THEREFORE” SIGN Three dots... therefore ...
... it follows that ... Logical statements or
mathematical proofs x = y and y = z
x = z
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SYMBOL OF UNION OF TWO SYMBOL OF UNION OF TWO
SETS SETS UU• Union symbol.
U A={1,2,3} B={3,4}
AUB={1,2,3,4}• AUB = BUA
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INTERSECTION SYMBOL Intersection
symbol....
A B = B AA={1,2}
B={2,3,4} AΠB={2}
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NULL SET Φ Null symbol The null set
The empty set Sets Φ = { }
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DEGREE SYMBOL
º Degree symbol... Degree (s) Angular measure
Temperature= 45ºT = +20 ºC
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SYMBOL OF NATURAL SYMBOL OF NATURAL NUMBERS NUMBERS NN
Enhanced or bold Enhanced or bold NNThe set of natural The set of natural
numbersnumbers
NN= { 1, 2, 3, ...}= { 1, 2, 3, ...}
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SYMBOL OF WHOLE SYMBOL OF WHOLE NUMBERSNUMBERS
WWSign used to represent whole Sign used to represent whole
numbers.numbers.
W={0,1,2,3,4…}W={0,1,2,3,4…}
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SYMBOL OF EVEN NUMBERS
ESign used to represent the
set of Even numbers.E={0,±2,±4,±6,±8…}
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SYMBOL OF ODD NUMBERS
O Sign used to
represent the odd numbers.
O={±1±2,±3,…..}
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INTEGER SYMBOL , Z Enhanced or bold Z The set of integers Number theory
Z= {……,-4,-3,-2,-1,0,1,2,3,4,…}
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RATIONAL NUMBERS
Q Enhanced or bold The set of rational numbers Q` Set of irrational numbers.
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REAL NUMBERS SYMBOL
, R Enhanced or bold R The set of real numbers All rational and irrational numbers.
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ANGLE SYMBOL
angle symbol Angle Geometry
ABC
A
B C
LMN
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THETA SYMBOL
Greek theta. theta ... Suppose measurement
of an angle is THETA. Angular variable= 90º
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PARALLEL SYMBOL // Parallel symbol is
used in Geometry L // M
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SIMILARITY SIGN ~ Similarity sign is
similar to Indicates two objects aregeometrically similar
ABC ~ DEF~
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