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Simplify the expression 2√ 20 − 3√ 7 − 2√ 5 + 4√ 63 .

A. 2√ 20 − 4√ 7 − 2√ 5
B. 2√ 20 − 3√ 7 − 2√ 5 + 4√ 63
C. 2√ 20 − 3√ 7 + 4√ 63
D. 2√ 5 + 9√ 7

User Dcruz
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1 Answer

3 votes
the answer is C i think though
User Gari Singh
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