JEE Main & Advanced
Mathematics
Determinants & Matrices
Question Bank
Mock Test - Determinants
question_answer
If x, y, z are different from zero and \[\Delta =\left| \begin{matrix} a & b-y & c-z \\ a-x & b & c-z \\ a-x & b-y & c \\ \end{matrix} \right|=0\] then the value of the expression \[\frac{a}{x}+\frac{b}{y}+\frac{c}{z}\] is ____.