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Class 10 Mathematics Medium Mcq English Medium

In this case, which equation has roots 5 and 7?

Question
In this case, which equation has roots 5 and 7?
x² - 12x - 35
x² - 12x + 35
x² + 12x - 35
x² + 12x + 35
Answer
x² - 12x + 35
Detailed Explanation
A monic quadratic with roots r1 and r2 is x²-(r1+r2)x+r1r2. — Examisthan.com
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