If `(2, -1, 2)` and `(K, 3, 5)` are the triads of direction ratios of two lines and the angle between them is `45^{\circ
JEE MAINS + ADVANCED
About Us
Ask a Question
Question Asked by a Student from EXXAMM.com Team
Q 1565880765.
If `(2, -1, 2)` and `(K, 3, 5)` are the triads of direction ratios of two lines and the angle between them is `45^{\circ}`, then a value of `K` is
EAMCET 2015
A
`2`
B
`3`
C
`4`
D
`6`
HINT
Solution
(Provided By a Student and Checked/Corrected by EXXAMM.com Team)
Find instant solution to any question from our database of 1.5 Lakh + Questions
Access free resources including
100% free video lectures with detailed notes and examples
Previous Year Papers
Mock Tests
Practices question categorized in topics and 4 levels with detailed solutions
Syllabus & Pattern Analysis
Engineering
JEE Main + Advanced
BITSAT
MHCET
UPSEE
GGIPSU
EAMCET
VIT
Medical
NEET
AIIMS
Banking
IBPS-PO
IBPS-CLERK
SBI-PO
SBI-CLERK
DEFENCE
NDA
CDS
SSC
SSC-CGL
RRB
RRB-NTPC
CBSE-NCERT
CLASS 11-12
OLYMPIAD
CLASS 1
CLASS 2
CLASS 3
CLASS 4
CLASS 5