Question

a nan- If singular Matrix A Satisfy 4A2 +2A-I '=0, O then A - 99​

Answer 1

Step-by-step explanation:

$\mathtt \red{: \longmapsto(AB+BA)(AB-BA)}$

$\mathtt \pink{ : \longmapsto \:2AB(AB - AB)}$

$\mathtt \purple{ : \longmapsto \: 2 \cdot \: 0 \cdot AB}$

$\mathfrak \blue{ : \longmapsto \: 0}$

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