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Vector Algebra Part 2

Section: Mathematics
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Question : 44 of 100
 
Marks: +1, -0
Let
→
a
,
→
b
 and
→
c
 be three non-zero non-coplanar vectors. Let the position vectors of four points A, B,‌‌C and D be
→
a
−
→
b
+
→
c
,‌‌λ
→
a
−3
→
b
+4
→
c
, −
→
a
+2
→
b
−3
→
c
 and 2
→
a
−4
→
b
+6
→
c
 respectively. If
→
AB
,
→
AC
 and
→
AD
 are coplanar, then λ is :
Official Ans. by NTA
[29-Jan-2023 Shift 1]
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