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What is the answer to: 3√7-2√7
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What is the answer to: 3√7-2√7

User Amogh Talpallikar
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3\sqrt[]{7}-2\sqrt[]{7}

Factor with square root of 7 as common factor:


(3-2)\cdot\sqrt[]{7}

Substract 3-2:


1\sqrt[]{7}=\sqrt[]{7}The exact answer is √7, in decimal form is approximately: 2.645
User Artemy Vysotsky
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