Convert following infix expression to the prefix expression.
a - b + c * (d / e - (f + g))

Answer Posted / bipin fro uu mca

a-b+c*(/de-(+fg))
a-b+c*(-/de+fg)
a-b+*c-/de+fg
-ab+*c-/de+fg
+-ab*c-/de+fg

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