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exp (x +y)
exp x * exp y
exp (2+3)
exp 2 * exp 3
exp (x-y)
exp x/ exp y
exp (5-8)
exp 5/exp 8
exp (nx)
exp(x)^n
exp(8×9)
exp(9)^8
e
2.718
e^0
1
e1
e
ex+y
ex * ey
e2+4
e2 x e4
si ea = eb alors
a = b
si e2x+1 = e7
alors 2x+1 = 7
2x = 6
x = 3
si e5>e2 alors
5>2
ex/ey
ex-y
(ex)n
enx
(e2)4
e4×2
elnx
= x
eln5
= 5
x = ln(a) alors
a = ex
3 = ln(2) alors
2 = e3
ln(1)
= 0
ln(e)
= 1
ln ex
= x
ln e5
= 5
ln (x*y)
ln(x) + ln(y)
ln (3 × 5)
ln 3 + ln 5
ln 1/x
-ln(x)
ln 1/2
-ln(2)
ln x/y
ln x - ln y
ln (/x
½ ln (x)
ln (/ 5
½ ln 5
ln xn
n ln x
ln52
2ln5
ln x = ln y alors
x = y
ln x > ln y
x>y
lim de ln quand x tend vers 0
-l’infini
Quand x tend vers + l’infini
+l’infini..
Cos² x + sin² x
1
Sin (-x)
- sin(x)
Cos(-X)
Cos x
Pour k un entier relatif cos x =
cos (x + 2kn)
sin x =
sin (x + 2kn)
cos (pi + x)
-cos(x)
Cos (pi - x)
-cos(x)
cos (pi/2 + x)
-sin(x)
cos(pi/2 - x)
sin (x)
sin (pi + x)
-sin(x)
sin (pi - x)
sin x
sin (pi/2 + x)
Cos(x)
sin (pi/2 - x)
Cos (x)