Home
Class 12
MATHS
If veca=vecb+vecc, then write the value ...

If veca=vecb+vecc, then write the value of `veca*(vecbxxvecc).`

Promotional Banner

Topper's Solved these Questions

  • SAMPLE PAPER 2018

    MODERN PUBLICATION|Exercise EXERCISE|39 Videos

  • SAMPLE PAPER 2020

    MODERN PUBLICATION|Exercise EXERCISE|43 Videos

Similar Questions

Explore conceptually related problems

If abs(veca)=3,abs(vecb)=2 and veca*vecb=0 , then write the value of abs(vecaxxvecb) .

If veca,vecb and vecc are three vectors such that |veca|=5,|vecb|=12,|vecc|=13 and veca+vecb+vecc=0 then find the value of veca.vecb+vecb.vecc+vecc.veca.

If veca,vecb,vecc are unit vectors such that veca+vecb+vecc = vec0 , find the value of veca.vecb+vecb.vecc+vecc.veca .

If abs(veca)=3,abs( vecb)=1,abs(vecc)=4 and veca+vecb+vecc=0, find the value of veca*vecb+vecb*vecc+vecc*veca.

Three vectors veca, vecb and vecc satisfy the condition veca + vecb + vecc = 0 . Find the value of veca.vecb + vecb.vecc + vecc.veca if |veca| = 1, |vecb|= 4, |vecc|= 2 .

If veca, vecb, vecc be unit vectors and vecaxx(vecbxxvecc) = 1/2hatb , find the angles that veca makes with hatb and hatc , where hatb,hatc are not parallel.

If absveca=10,absvecb=1 and veca.vecb=0 then what is the value of |vecaxxvecb| ?

(-veca).vecbxx(-vecc)) =

MODERN PUBLICATION-SAMPLE PAPER 2019-EXERCISE
  1. If f is an odd function, then write the value of int-a^a(f(sinx))/(f(c...

    Text Solution

    |

  2. Write the order of the differential equation whose solution is given b...

    Text Solution

    |

  3. If veca=vecb+vecc, then write the value of veca*(vecbxxvecc).

    Text Solution

    |

  4. Write the value of k such that the line (x-4)/1=(y-2)/1=(z-k)/2 lies o...

    Text Solution

    |

  5. Construct the multiplication table xx(7) on the set {1,2,3,4,5,6}. Als...

    Text Solution

    |

  6. Let R be the relation on the set R of real numbers such that aRb iff a...

    Text Solution

    |

  7. Solve: 2tan^(-1)(sinx)=tan^(-1)(2secx),x!=pi/2.

    Text Solution

    |

  8. Prove that : "cos"^(-1) ((b+a "cos"x)/(a+b "cos"x)) =2"tan"^(-1)(sqr...

    Text Solution

    |

  9. If A=[{:(1,2,3),(3,-2,1),(4,2,1):}] then show that A^(3)-23A-40I=O

    Text Solution

    |

  10. Solve the following : [[x+1,omega,omega^2],[omega,x+omega^2,1],[omega^...

    Text Solution

    |

  11. A person takes 4 tests in succession. The probability of his passing t...

    Text Solution

    |

  12. Find the probability distribution of number of heads in three tosses...

    Text Solution

    |

  13. If A=[[1,2,0],[0,1,3],[-2,5,3]], then verify that A+A' is symmetric an...

    Text Solution

    |

  14. Find (d^2y)/(dx^2) if x=a costheta,y=bsintheta.

    Text Solution

    |

  15. Verify lagrange's Mean-Value theorem for F(x) = x^3 - 2x^2 - x + 3 o...

    Text Solution

    |

  16. Find the point on the curve x^2 + y^2 - 4xy + 2 = 0 where the normal...

    Text Solution

    |

  17. Find the intervals in which the function y=(lnx)/(x) is increasing and...

    Text Solution

    |

  18. Integrate the following int[(2x+1)/sqrt(x^2+10x+29)]dx

    Text Solution

    |

  19. Evaluate : int0^(pi//2)(cosxdx)/((2-sinx)(3+sinx))

    Text Solution

    |

  20. Find the area of the region bounded by the curve y=6x-x^2 and the x-ax...

    Text Solution

    |