Question

1/f1+1/f2=1/T wyznaczyc z tego f1, f2 i T bardzo prosze o szybka odpowiedz ..

Answer 1

1/f₁+1/f₂=1/T

( f₂+f₁)/f₁f₂=1/T

f₁f₂=T (f₂+f₁)

 

T=f₁f₂/(f₁+f₂)

 

f₁f₂=Tf₂+Tf₁

f₁f₂-Tf₂=Tf₁

f₂(f₁-T)=Tf₁

 

f₂=Tf₁/(f₁-T)

 

f₁f₂-Tf₁=Tf₂

f₁(f₂-T)=Tf₂

f₁=Tf₂/(f₂-T)