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Class 10 Mathematics Medium Mcq English Medium

A quadratic polynomial has zeroes whose sum is 8 and product is 12. Which equation represents it?

Question
A quadratic polynomial has zeroes whose sum is 8 and product is 12. Which equation represents it?
x² + 8x - 12
x² - 8x - 12
x² - 8x + 12
x² + 8x + 12
Answer
x² - 8x + 12
Detailed Explanation
For a monic quadratic with zeroes a and b, the polynomial is x² - (a+b)x + ab. — Examisthan.com
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