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Simplifying rational expressions 2 - Hidden assumption #42324

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KhanBugz opened this Issue · 1 comment

3 participants

@KhanBugz
Collaborator

Simplification works only if n is not zero.

simplifying_rational_expressions_2.html?seed=55&problem=0

Answer timeline

[[["7n+3","-8n+4"]]]

Mozilla/5.0 (Windows NT 6.1; WOW64; rv:19.0) Gecko/20100101 Firefox/19.0

MathJax is loaded, ready, queue length: 0

User hash: 1934270448

@petercollingridge
Collaborator

realbug

@beneater beneater closed this issue from a commit
@beneater beneater Add a statement to assume x != 0 for simplifying rational expressions
fix #42324

Test plan: load each exercise locally and make sure it displays properly

Auditors: peter, cbhl
4469124
@beneater beneater closed this in 4469124
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