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If (p(x)=x^2-(a+b)x+ab) and (a=\sqrt{2}), (b=\sqrt{18}), what is the product of the zeroes?
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Answer and explanation
Correct answer: (6)
The product is (ab=\sqrt{2}\cdot\sqrt{18}=\sqrt{36}=6). In radical multiplication, simplify the product inside the root first.
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What is the correct answer to this question?
(6)
Why is this the correct answer?
The product is (ab=\sqrt{2}\cdot\sqrt{18}=\sqrt{36}=6). In radical multiplication, simplify the product inside the root first.
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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