Let A=[41−9−2] and A100=[a1a3a2a4], then value of a1+a4 is – InterviewSolution

1.	Let A=[41−9−2] and A100=[a1a3a2a4], then value of a1+a4 is
Answer» Let $A = [\begin{matrix} 4 & 1 - 9 & - 2 \end{matrix}] a n d A^{100} = [\begin{matrix} a_{1} & a_{3} a_{2} & a_{4} \end{matrix}],$ then value of $a_{1} + a_{4}$ is

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