AP EAMCET · Maths · Determinants
If and are all distinct, then
- A
- B
- C
- D
Answer & Solution
Correct Answer
(A)
Step-by-step Solution
Detailed explanation
Given, If xx21+x3yy21+y3zz21+z3=0 xx21yy21zz21+xx2x3yy2y3zz2z3=0 Taking x,y,z from C1,C2,C3 respectively xx21yy21zz21+xyz1xx21yy21zz2=0 By interchanging the columns twice xx21yy21zz21+xyzxx21yy21zz21=0 xx21yy21zz211+xyz=0 R1→R1-R2 & R2→ R2-R3…
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