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Question : 14 of 160
Marks:
+1,
-0
Solution:
(d) Let the image of the point with position vector
(+3+4‌) in the plane
r.(2−+)+3=0 is
(x2,y2,z2),
so
‌=‌=‌=−2‌=−2 ⇒‌‌x2=−3‌y2=5‌z2=2
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