19+7√7 - (√7+3)(√7+4)=, 10-6√5 - (√5-1)(√5-5)=, -2+2√6 - (√6+4)(√6-2)=, 75 - (√10+5)(√10-5)=, 32+2√3 - (7-√3)(5+√3)=, -1+3√5 - (3+2√5)(3-√5)=, 5 - (√7+√2)(√7-√2)=, 14+6√5 - (3+√5)2 =, 104-4√10 - (√10-2)2 =, 14+4√6 - (2√3+√2)2 =, 17 - (2√2+5)(5-2√2)=, 21 - (2√6+√3)(2√6-√3)=,

平方根の加減乗除2

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