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Evaluate 3√343 + 3/4 3√-8
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Evaluate 3√343 + 3/4 3√-8

User Erasmo
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Explanation:


3 √(343) + 3 √(4) - 3 √(8) \\ = 3 \sqrt{ {7}^(2) * 7 } + 3 \sqrt{ {2}^(2) } - 3 \sqrt{ {2}^(2) * 2 } \\ = 3 * 7 √(7) + 3 * 2 - 3 * 2 √(2) \\ = 21 √(7) + 6 - 6 √(2) \\

User Peter Mortensen
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