12.05.2020 Views

Osnove elektrotehnike II, udžbenik - Ljubomir Malešević

Create successful ePaper yourself

Turn your PDF publications into a flip-book with our unique Google optimized e-Paper software.

216 OSNOVE ELEKTROTEHNIKE II

Trigonometrijske funkcije

0

sin cos

90

Eksponencijalne i logaritamske

funkcije

e e

A B

A B

e

cos sin

90

0

e

e

A

B

e

AB

sin sin cos cos sin

a a

x y

x y

a

cos sin cos sin sin

a

a

x

y

a

xy

x

y

sin 2 2 sin cos

a

a

xy

2 2

sin cos

1

x

y x y

a

a

sin

2 1

1 cos2

ln AB ln A ln B

2

2 2 2

a b c 2bccos (kosinusov poučak)

n

lnA

n lnA

Kvadrant sin cos tan cot

I + + + +

II + - - -

III - - + +

IV - + - -

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!