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Let veca=3hati-hatj, vecb=hati-2hatj, ve...

Let `veca=3hati-hatj, vecb=hati-2hatj, vec c=-hati+7hatj` and `vecp=veca+vecb+vec c`. Then `vecP` in terms of `veca` and `vecb` is

A

`2veca+3vecb`

B

`-2veca-3vecb`

C

`-2veca+3vecb`

D

`2veca-3hatb`

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AAKASH INSTITUTE-VECTOR ALGEBRA-ASSIGNMENT (SECTION-A)
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  3. Let veca=3hati-hatj, vecb=hati-2hatj, vec c=-hati+7hatj and vecp=veca+...

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  4. If vecaxxvecb=vecaxxvec c,veca ne 0, then

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  6. The area of parallelogram whose diagonals coincide with the following ...

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  7. Let veca,vecb ,vecc be three nonzero vectors such that veca+vecb+vecc...

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  8. If vecaxxvecb=vecc,vecb xx vecc=veca, where vecc != vec0, then

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  9. ABCDEF is a regular hexagon where centre O is the origin, if the posit...

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  10. hati.(hatjxxhatk)+hatj.(hatixxhatk)+hatk.(hatixxhatj) is equal to

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  11. For any vector veca the value of (vecaxxhati)^2+(vecaxxhatj)^2+(vecaxx...

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  12. If |vecaxxvecb|=2,|veca.vecb|=2, then |veca|^(2)|vecb|^(2) is equal to

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  13. |(vecaxxvecb)|^(2) is eqaul to

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  14. If veca and vecb are unit vectors, then which of the following values ...

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  15. If veca.veci=veca.(hati+hatj)=veca.(hati+hatj+hatk) . Then find the un...

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  19. If veca and vecb are unit vectors inclined at an angle theta, then the...

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