( vii ) Differentiation of a Determinant
( viii ) Differentiation of Integrable Functions If g1 ( x ) and g2 ( x ) are defined in [ a , b ], Differentiable at x ∈ [ a , b ] and f ( t ) is continuous for g1 ( a ) ≤ f ( t ) ≤ g2 ( b ), then
Partial Differentiation ( vii ) Differentiation of a Determinant
( viii ) Differentiation of Integrable Functions If g1 ( x ) and g2 ( x ) are defined in [ a , b ], Differentiable at x ∈ [ a , b ] and f ( t ) is continuous for g1 ( a ) ≤ f ( t ) ≤ g2 ( b ), then