Toán Lớp 9: a) √18-4 √6+8 √3-4 √2
b) √25+4 √10+4 √15+4 √6
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Toán Lớp 9: a) √18-4 √6+8 √3-4 √2
b) √25+4 √10+4 √15+4 √6
Comments ( 1 )
a trả lời : 3√2 -4√6+8√3-4√2
=-√2 – 4√6+8√3