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What is the value of (\sqrt{2}\times\sqrt{8})?
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Answer and explanation
Correct answer: (4)
Step 1: (\sqrt{2}\times\sqrt{8}=\sqrt{16}). Step 2: (\sqrt{16}=4), so the value is rational. Step 3: While multiplying square roots, multiply the numbers inside the roots.
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What is the correct answer to this question?
(4)
Why is this the correct answer?
Step 1: (\sqrt{2}\times\sqrt{8}=\sqrt{16}). Step 2: (\sqrt{16}=4), so the value is rational. Step 3: While multiplying square roots, multiply the numbers inside the roots.
Which subject and chapter does this question cover?
This is a Class 10 Mathematics question. Chapter: Real Numbers. Topic: Irrational numbers.
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