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#math combat
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amit166
asked
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Linear Algebra
Nov 15, 2018
closed
Nov 25, 2018
by
Lakshman Patel RJIT
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closed as a duplicate of:
Linear algebra
If $A$ is $2\times 2$ matrix ,eigen value is $1,-2$ and corresponding eigen vector $[1,2]^{T}$ and $[9,1]^{T}$.find sum of element of the matrix $A.$
engineering-mathematics
linear-algebra
eigen-value
amit166
asked
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Linear Algebra
Nov 15, 2018
closed
Nov 25, 2018
by
Lakshman Patel RJIT
by
amit166
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aditi19
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Nov 25, 2018
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-12/17?
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Lakshman Patel RJIT
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Nov 25, 2018
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answer is $\frac{4}{17}$
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Self doubt: what are eigen values of resultant matrix when add two matrices?
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