QUESTION IMAGE
Question
find the least common multiple of these two expressions.
(12u^5 x^6 v^8) and (20u^4 x^7)
<pre_analysis>
{
"quality": "clear",
"question_count": 1,
"skills_matched": [
"step_cot",
"blank_filling_formatter",
"explain_then_answer",
"quick"
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"concepts_used": [],
"new_concepts": [
"Least Common Multiple",
"Algebraic Expressions"
],
"current_concepts": [
"Least Common Multiple",
"Algebraic Expressions"
]
}
</pre_analysis>
<reasoning>
Find the LCM of the numerical coefficients
\[
\]
Find the highest power of each variable
\[
\]
Combine the numerical LCM and variable powers
\[
\text{LCM} = 60u^5x^7v^8
\]
</reasoning>
<answer>
Find the least common multiple of these two expressions.
\(12u^5x^6v^8\) and \(20u^4x^7\)
<blank>\(60u^5x^7v^8\)</blank>
</answer>
<post_analysis>
{
"subject": "Mathematics",
"question_type": "Fill-in-the-blank",
"knowledge_point": [
"Mathematics",
"Algebra",
"Least Common Multiple"
]
}
</post_analysis>
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<pre_analysis>
{
"quality": "clear",
"question_count": 1,
"skills_matched": [
"step_cot",
"blank_filling_formatter",
"explain_then_answer",
"quick"
],
"needs_drawing": false,
"concepts_used": [],
"new_concepts": [
"Least Common Multiple",
"Algebraic Expressions"
],
"current_concepts": [
"Least Common Multiple",
"Algebraic Expressions"
]
}
</pre_analysis>
<reasoning>
Find the LCM of the numerical coefficients
\[
\]
Find the highest power of each variable
\[
\]
Combine the numerical LCM and variable powers
\[
\text{LCM} = 60u^5x^7v^8
\]
</reasoning>
<answer>
Find the least common multiple of these two expressions.
\(12u^5x^6v^8\) and \(20u^4x^7\)
<blank>\(60u^5x^7v^8\)</blank>
</answer>
<post_analysis>
{
"subject": "Mathematics",
"question_type": "Fill-in-the-blank",
"knowledge_point": [
"Mathematics",
"Algebra",
"Least Common Multiple"
]
}
</post_analysis>