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in Matrices by (74.0k points)
If `A=[(a,b),(b,a)] and A^2=[(alpha, beta),(beta, alpha)]` then
A. `alpha=a^(2)-b^(2),beta=2ab`
B. `alpha=2ab,beta=a^(2)+b^(2)`
C. `alpha=a^(2)+b^(2),beta=2ab`
D. `alpha=2ab,beta=a^(2)-b^(2) `

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1 Answer

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by (73.8k points)
Correct Answer - C
N/a

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