Anh Văn lớp 11 MATHEMATICS

GV: HUỲNH
BẢO QUỐC


WARM – UP

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5

B E C O
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D I S

M
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N C E
A L T

E A D

H Y
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VOCABULARY
1

MATHEMATICS (n)
a Arithmetic (n) Counting (n)

+

Adding (n)



Subtracting (n)

ì

Multiplying (n)

ữ
b Algebra (n)
c Geometry (n)
d Trigonometry (n)
e Calculus (n)

Dividing (n)


VOCABULARY
1

MATHEMATICS (n)
Mathematical (a)
Mathematician (n)
Ex
Mathematicans always try to solve mathematical
problem.

2

To play an important part
Ex

= To play an important role
Love plays an important part in our lives.


VOCABULARY
3

CALCULATION (n)
To calculate (v)

= To figure (v)

Calculator (n)
4

To grow (v)

= To develop (v)

Growth (n)
Growing (a)
Ex
The growth in population is a growing problem.


MAIN IDEAS
PARAGRAPH 1:
The importance of mathematics

PARAGRAPH 2:
The branches of mathematics


QUESTIONS
Ques. 1:
Why is mathematics important ?
 Because it plays an important part in our lives.
Ques. 2:
What are the branches of mathematics ?
 They’re arithmetic, algebra, geometry,
trigonometry and calculus.

CONSOLIDATION
WHAT ?

HOW ?

MATHEMATICS
YOUR
OPINION ?

WHY ?
HOW MANY ?


MATCHING
1

ARITHMETIC

a

Sin2x + Cos2x = 1

2

ALGEBRA

b

AB2 + AC2 = BC2

3

GEOMETRY

c

123 + 456 = 579

4

TRIGONOMETRY

d

Ax2 + Bx + C = 0
a

5

CALCULUS

e

∫ f ( x )dx
a

= 0

CUES
1

Jogging has become popular
in many countries.


CUES
2

It needs a good pair of shoes
to protect you from
hard surface.


CUES
3

Joggers should run slowly
with time and increase
your distance.


CUES
4

People jog because they want
to be healthy.

CUES
5

Jogging with a friend helps
to keep a steady speed.