( 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