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  • If <img alt="\vec{P}=x\hat{i}+y\hat{j}+3\hat{k}\, and\,\vec{Q}= 4\hat{i}+2\hat{j}+\alpha \hat{k}" src="https://entrancecorner.oncodecogs.com/gif.latex?%5Cvec%7BP%7D%3Dx%5Chat%7Bi%7D&plus;y%5Cha

If \vec{P}=x\hat{i}+y\hat{j}+3\hat{k}\, and\,\vec{Q}= 4\hat{i}+2\hat{j}+\alpha \hat{k}  are equal vectors then values of x, y\ and \ \alpha \ are-

Option: 1

3,3,3
 


Option: 2

4,3,4


Option: 3

4,2,3

 


Option: 4

2,3,4


Answers (1)

best_answer

As we learned

Two vectors are said to be equal if they have equal magnitude and the same directions.

 

So If \vec{P}=x\hat{i}+y\hat{j}+3\hat{k}\, and\,\vec{Q}= 4\hat{i}+2\hat{j}+\alpha \hat{k}

 are equal vectors then values

then x=4,y=2,\alpha =3

 

Posted by

Rishabh

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