How do I evaluate a previous expression?

Question:How do I evaluate a previous expression?

Posted: resolvent 593 Product: Maple

March 11 2008

I just typed an expression, such as

expand((z-6+I)*((5-I)*z+9));

on a line. On the next line, I wish to evaluate this expression at at z = 4+I, say,

without having to retype the expression. How do I do this?

simply returns the previous line.

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