The angle between the lines whose direction cosines satisfy the equations l+m+n=0 and l^2=m^2+n^2...

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The angle between the lines whose direction cosines satisfy the equations l+m+n=0 and l^2=m^2+n^2 is
(1) π/2
(2) π/3
(3) π/4
(4) π/6

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who else thought she sounds like a news anchor!

mohdyusuf
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Ma'am kuch bhii direction cosine find karke direction ratio bale formulae pe laga diya 😮

SujataBhardwaj-fyce
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Ma'am n ko bhi lamda assume Kiya hai aapne aur m ko bhi lamda ke equal kiya hai how question me to nahi Diya hai ki dono equal hai

PiyushYadav-beij
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Congregations 🎉 direction cosine se angle find krne ka new formula aaya hai market me bachhon😂😂

Ma'am jo formula aapne use kiya h wo direction ratio se find krne ka hai

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