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What is the simplified form of (\sqrt{98}+\sqrt{72}-\sqrt{50})?
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Answer and explanation
Correct answer: (,8\sqrt{2},)
(\sqrt{98}=7\sqrt{2}), (\sqrt{72}=6\sqrt{2}), and (\sqrt{50}=5\sqrt{2}), so the answer is (8\sqrt{2}). In exams, first write all surds in simplest form.
Frequently asked questions
What is the correct answer to this question?
(,8\sqrt{2},)
Why is this the correct answer?
(\sqrt{98}=7\sqrt{2}), (\sqrt{72}=6\sqrt{2}), and (\sqrt{50}=5\sqrt{2}), so the answer is (8\sqrt{2}). In exams, first write all surds in simplest form.
Which subject and chapter does this question cover?
This is a Class 10 Mathematics question. Chapter: Polynomials. Topic: Operations on real numbers and the laws of exponents.
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