QUESTION IMAGE
Question
question
for the following quadratic equation, find the discriminant.
\\8x^2 - 20x - 89 = 4x^2 + 6\\
<pre_analysis>
{
"quality": "clear",
"question_count": 1,
"skills_matched": [
"step_cot",
"explain_then_answer",
"quick"
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"needs_drawing": false,
"concepts_used": [
"Quadratic Discriminant"
],
"new_concepts": [],
"current_concepts": [
"Quadratic Discriminant",
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]
}
</pre_analysis>
<reasoning>
Rearrange the equation into standard form
\[
\]
Identify the coefficients
\[
\]
Calculate the discriminant
\[
\]
</reasoning>
<answer>
1920
</answer>
<post_analysis>
{
"subject": "Mathematics",
"question_type": "Free Response",
"knowledge_point": [
"Mathematics",
"Algebra",
"Quadratic Discriminant"
]
}
</post_analysis>
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<pre_analysis>
{
"quality": "clear",
"question_count": 1,
"skills_matched": [
"step_cot",
"explain_then_answer",
"quick"
],
"needs_drawing": false,
"concepts_used": [
"Quadratic Discriminant"
],
"new_concepts": [],
"current_concepts": [
"Quadratic Discriminant",
"Quadratic Equations"
]
}
</pre_analysis>
<reasoning>
Rearrange the equation into standard form
\[
\]
Identify the coefficients
\[
\]
Calculate the discriminant
\[
\]
</reasoning>
<answer>
1920
</answer>
<post_analysis>
{
"subject": "Mathematics",
"question_type": "Free Response",
"knowledge_point": [
"Mathematics",
"Algebra",
"Quadratic Discriminant"
]
}
</post_analysis>