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If (p(x)=x^2-12x+31), what is the difference between its zeroes?
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Answer and explanation
Correct answer: (2\sqrt{5})
The zeroes are (6\pm\sqrt{5}), so the difference is (2\sqrt{5}). The difference of conjugate zeroes is (2) times the radical part.
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What is the correct answer to this question?
(2\sqrt{5})
Why is this the correct answer?
The zeroes are (6\pm\sqrt{5}), so the difference is (2\sqrt{5}). The difference of conjugate zeroes is (2) times the radical part.
Which subject and chapter does this question cover?
This is a Class 10 Mathematics question. Chapter: Polynomials. Topic: Irrational numbers and real numbers.
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