Factoring Polynomials Error Analysis
Question Description
Two students factored the following polynomial. Both came up with different answers.
3x2+42x+72
Student 1: (x+2)(x+12) Student 2: 3(x+2)(x+12)
- Which answer is correct? Give evidence.
- What was wrong with that is incorrect? Explain what they did wrong.
- What important note can you make about factoring that youve learned from mistakes made on this problem?
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