Sprendimas: jIqN9p - 1

B =

μ* μ0* I* (cos(a1)+cos(a2))

/ ( 4* π

* r)

B =

μ* μ0* I* (cos(a1)+cos(a2))

/ ( 4* π

* r)

$B$ = $\frac{\mu\cdot \mu0\cdot I\cdot (cos(a1)+cos(a2))}{4\cdot \pi\cdot r}$

B =

I* cos(

(a1+a2)

/ 2

)* cos(

(a1-a2)

/ 2

)* μ* μ0

/ 2/ r/ π

$B$ = $\frac{I\cdot cos(\frac{a1+a2}{2})\cdot cos(\frac{a1-a2}{2})\cdot \mu\cdot \mu0}{2\cdot r\cdot \pi}$

B =

0.5* I* cos( 0.5* (a1+a2))* cos( 0.5* (a1-a2))* μ* μ0

/ r/ π

$B$ = $\frac{0.5\cdot I\cdot cos(0.5\cdot (a1+a2))\cdot cos(0.5\cdot (a1-a2))\cdot \mu\cdot \mu0}{r\cdot \pi}$