© examsiri.com
Question : 93 of 130
Marks:
+1,
-0
Solution:
A vector perpendicular to the plane is
‌(−2−)×(3−2−)=‌||=−2+4⇒‌ unit vector ‌=‌=‌ Angle between the unit vector and
=++=cos−1‌=cos−1‌=tan−1√14
© examsiri.com
Go to Question: