Question

define trace of Matrix and find trace A if A=[1 2 1 0 3 1 0 1 -1]
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Answer 1

Step-by-step explanation:

1. The 20th century was dominated by a chain of events that heralded significant changes in world history as to redefine the era: Spanish flu pandemic, World War I and World War II, nuclear weapons, nuclear power and space exploration, nationalism and decolonization, the Cold War and post-Cold War conflicts; .hii please follow me please follow me please follow me please follow me and get more answers please follow me and thanks my answer and brainlest my answer hii please follow me please follow me please follow me please follow me and get more answers please follow me and thanks my answer and brainlest my answer The 20th century was dominated by a chain of events that heralded significant changes in world history as to redefine the era: Spanish flu pandemic, World War I and World War II, nuclear weapons, nuclear power and space exploration, nationalism and decolonization, the Cold War and post-Cold War conflicts; .hii please follow me please follow me please follow me please follow me and get more answers please follow me and thanks my answer and brainlest my answer