TS EAMCET · Maths · Determinants
If the determinant of the matrix is zero for all then
- A
- B
- C
- D
Answer & Solution
Correct Answer
(A)
Step-by-step Solution
Detailed explanation
0ab-a0βbα0=0 The determinant of the above matrix will be 0(0-αβ)-a(0+bβ)+b(-aα-0) ⇒-abβ-abα=0 -ab(α+β)=0 ⇒α+β=0
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