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Find the angle between the line vecr=hat...

Find the angle between the line `vecr=hati+2hatj-hatk+lamda(hati-hatj+hatk)` and the plane `vecr*(2hati-hatj+hatk)=4`.

Text Solution

Verified by Experts

The correct Answer is:
(i) `sin^(-1)((2sqrt(2))/(3))`, (ii) `sin^(-1)((3sqrt(3))/(sqrt(29)))`, (iii) `sin^(-1)((-4)/(sqrt(406)))` , (iv) `sin^(-1)((23)/(11sqrt(11)))`
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