Number of 3×3 symmetric matrices with entries from {1, α, β} such that sum of each columns are 0, is

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JEE Math

1 year ago

Number of 3×3 symmetric matrices with entries from {1, α, β} such that sum of each columns are 0, is

Number of 3×3 symmetric matrices with entries from {1, α, β} such that sum of each columns are 0, is