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  5. √72+2√3×√6－√98の解き方教えて...
Mathematics
Junior High
ねこ
ねこ

√72+2√3×√6－√98の解き方教えてください🙏
答えは5√2です。

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Answers

ぴっぴ
ぴっぴ

　√72+2√3×√6-√98
＝6√2+2√18−7√2
＝6√2+ 6√2− 7√2
＝5√2

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