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Find the angle between the following p...

Find the angle between the following pair of lines:
` vecr =2hati -5hatj +hatk +lambda (3hati +2hatj +6hatk) and vecr=7hati -6hatk +mu(hati+2hatj +2hatk)`

Text Solution

Verified by Experts

The correct Answer is:
`theta=cos^(-1)((19)/(21))`
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