If veca+2vecb+3vecc=0, then vecaxxvecb+v...

If `veca+2vecb+3vecc=0`, then `vecaxxvecb+vecbxxvecc+veccxxveca=`

`vec0`

`veca`

`vecb`

`vecc`

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OBJECTIVE RD SHARMA ENGLISH-SCALAR AND VECTOR PRODUCTS OF THREE VECTORS -Exercise

Let vec(alpha),vec(beta) and vec(gamma be the unit vectors such that v...
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If veca, vecb and vecc are unit coplanar vectors, then [(2veca-3vecb,...
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If [(veca,vecb,vecc)]=3, then the volume (in cubic units) of the paral...
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If V is the volume of the parallelepiped having three coterminous edge...
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Unit vectors veca and vecb ar perpendicular , and unit vector vecc is ...
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If vectors vec A B=-3 hat i+4 hat ka n d vec A C=5 hat i-2 hat j+4 ha...
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Let the position vectors of vertices A,B,C of DeltaABC be respectively...
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The position vector of a point P is vecr=xhati+yhatj+zhatk where x,y,z...
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veca and vecb are two unit vectors that are mutually perpendicular. A...
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If the vectors 2ahati+bhatj+chatk, bhati+chatj+2ahatk and chati+2ahatj...
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Let alpha = a hati + b hatj + chatk , vecbeta = bhati + chatj + ahatk ...
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Let veca,vecb,vecc be three mutually perpendicular vectors having same...
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Let veca,vecb and vecc be the three non-coplanar vectors and vecd be a...
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Let vecr be a unit vector satisfying vecr xx veca = vecb, " where " |v...
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Let veca and vecc be unit vectors such that |vecb|=4 and vecaxxvecb=2(...
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If veca+2vecb+3vecc=0, then vecaxxvecb+vecbxxvecc+veccxxveca=
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If in triangle ABC, vec(AB) = vecu/|vecu|-vecv/|vecv| and vec(AC) = (...
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Let A(2hat(i)+3hat(j)+5hat(k)), B(-hat(i)+3hat(j)+2hat(k)) and C(lambd...
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A plane is parallel to the vectors hati+hatj+hatk and 2hatk and anothe...
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If A,B,C,D are four points in space, then |vec(AB)xvec(CD)+vec(BC)xxve...
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