(−)(+) = 2−2
(+)2 = 2+2+2
(−)2 = 2−2+2
(+)3 = 3+32+32+3
(−)3 = 3−32+32−3
2−2 =(−)(+)
3+3 = (+)(2−+2)
3−3 = (−)(2++2)
2++ = (−1)(−2)
2++ = 0
D = 2−4
1,2 = 
³
2++q = 0
1+2 = −
1·2 = q
d = a2−a1 d = an+1−an
an = a1+ (n−1) d
an = 
Sn = 
Sn = 
− . .
; 
; 
; 
; 
; 
n−
; 
; 
; 
г :
( )
| f(x) | F(x)+C = ∫ f(x) dx |
| k | kx + C |
| xn | 
|
| ln |x| + C |
| 
|
| sin x | -cos x + C |
| cos x | sin x + C |
| tg x + C |
| -ctg x + C |
| ax | 
|
| ex | ex + C |
| tg x | −ln |cos x| + C |
| ctg x | ln |sin x| + C |
-
ᒺ
.
| α | 0 | 30 | 45 | 60 | 90 | 180 |
| π/6 | π/4 | π/3 | π/2 | π | ||
| sin α | 
| 
| 
| |||
| cos α | 
| 
| 
| −1 | ||
| tg α | 
| 
| − | |||
| ctg α | − | 
| 
| − |
.
| + |
| + |
| - |
| - |
| + |
| + |
| + |
| + |
| -_ |
| - |
| - |
| - |
sin α cos α tg α, ctg α
.
.
. 
.
.
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a c 
b α 
sin cos .
ó : sin cos ( ).
|
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b α h
B
D
O
A C
AO:OD = 2:1
B
A D C
AB:AD=BC:D, AB:BC=AD:D
a c
R b
, 
a h b 
ac bc
г
, 
a h a
d1 φ d2
d1 d2
b h φ
α a
a a
d1 h
α d2
d d
b φ b
a
a
a d
| ℓ |
B a C
b h D
, : +D=+D.
, .
| ϳ | |
| S = ∙ S=S+2S V = S∙H | S()=  ∙ℓ
S = S + S
V =  S∙H
|
| S = 2πR S=S+2S S = πR2 V=S∙H=πR2H | S = πRℓ
S = S + S
S = πR2
V=  S∙H= 
|
| () | |
| S = 4πR2 | 
|
, .
C = 2πR, d = 2R
S = πR2, S = πd2/4
E P L
K R n˚ F
∙F = KP∙PL P
F
FP2=BP∙AP A M
BP∙AP=NP∙MP
B
N
| D |
| D |
, .
, (), .
, , 90.
; 
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(1; 1) (2; 2), 
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( , )
,
n − 䳿 , m − 䳿
