1.

If y=∣∣∣∣f(x)g(x)h(x)lmnabc∣∣∣∣ prove that dydx=∣∣∣∣f′(x)g′(x)h′(x)lmnabc∣∣∣∣

Answer» If y=
f(x)g(x)h(x)lmnabc
prove that



dydx=
f(x)g(x)h(x)lmnabc



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