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Topic: avoid combining like terms in algebraic expression
Replies: 2   Last Post: Aug 31, 2011 5:23 AM

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Christoph Lhotka

Posts: 41
Registered: 3/2/10
Re: avoid combining like terms in algebraic expression
Posted: Aug 31, 2011 5:23 AM
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HoldForm will prevent the evaluation of the epxression:

In[1]:= HoldForm[3x+4x]
Out[1]= 3 x+4 x



On 30/08/2011 12:35, Phil Hammond wrote:
> I'm generating problems for basic algebra students, and I would like
> to present expressions with like terms (e.g. 3x + 4x) and have the
> students combine them in their answers. Could somebody help me
> persuade Mathematica to refrain from combining them automatically?
> Thanks-

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