saif
Last Activity: 7 Years ago
A(-5,-4)
x+5/cos@=y+4/sin@=k
x=kcos@-5,y=ksin@-4 hoga n
AB=k1,AC=k2,AD=k3
usi tarah (k1cos@-5,k1sin@-4)lies karega x+3y+2=0 pr
yha se k1 ka value aayega
k1=15/cos@+3sin@ jo isse milega
15/AB=cos@+3sin@ hoga
isi trah 10/AC=2cos@+sin@ aur 6/AD=cos@-sin@ hoga n
(15/AB)^2+(10/AC)^2=(6/AC)^2 m rkhne pr
2+3tan@=0 aayega n
slope hogya -2/3 jo tan@ h
equatn of line y+4=tan@(x+5)
y+4=-2/3(x+5)
2x+3y+22=0 hoga jo line h