TS EAMCET 5-Aug-2021 Shift 1 Question Paper

Section: Mathematics

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Question : 32 of 160

Marks: +1, -0

Consider the vectors

−

a

= 3

−

i

+5

−

j

+2

−

k

,

−

b

= 2

−

i

−3

−

j

−5

−

k

and

−

c

= −5

−

i

−2

−

j

+3

−

k

. If l,m and n are length of projections of

−

a

on

−

b

,

−

b

on

−

c

,

−

c

on

−

a

respectively, then

l+m−n=0
l=m=n
l−m+n=0
m+n−l=0

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