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[" 35.The value of the determinant "],[q...

[" 35.The value of the determinant "],[qquad |[1,cos(alpha-beta),cos alpha],[cos(alpha-beta),1,cos beta],[cos alpha,cos beta,1]|" is "],[[" (a) "alpha^(2)+beta^(2)," (b) "alpha^(2)-beta^(2)],[" (c) "1," (d) "0," (VITEE) "]]

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