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If (p(x)=2x^2-4x-1), which is the correct form of its zeroes?
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Answer and explanation
Correct answer: (1\pm\frac{\sqrt{6}}{2})
By the formula, (x=\frac{4\pm\sqrt{16+8}}{4}=1\pm\frac{\sqrt{6}}{2}). Divide the whole expression carefully while simplifying.
Frequently asked questions
What is the correct answer to this question?
(1\pm\frac{\sqrt{6}}{2})
Why is this the correct answer?
By the formula, (x=\frac{4\pm\sqrt{16+8}}{4}=1\pm\frac{\sqrt{6}}{2}). Divide the whole expression carefully while simplifying.
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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