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What is the simplified expression for 2 radical 20 minus 3 radical 7 minus 2 radical 5 plus 4 radical 63?
Wiki User
∙ 15y ago
2√20 - 3√7 - 2√5 + 4√63
= 2√(4 x 5) - 3√7 - 2√5 + 4√(9 x 7)
= 4√5 - 2√5 - 3√7 + 12√7
= 2√5 + 9√7
Wiki User
∙ 15y ago
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