JEE Main 25 July 2021 Shift 1 Solved Paper

Section: Mathematics

© examsiri.com

Question : 65 of 90

Marks: +1, -0

Let the vectors(2+a+b)

^

i

+(a+2b+c)

^

j

−(b+c)

^

k

, (1+b)

^

i

+2b−b

^

k

and (2+b)

^

i

+2b

^

j

+(1−b)

^

k

‌‌a,b,c,∈R be co-planar. Then which of the following is true?

[25 Jul 2021 Shift 1]

2b=a+c
3c=a+b
a=b+2c
2a=b+c

Go to Question:

Prev Question

Next Question