答え合わせお願いします 間違えているところあれば言ってください 15がよくわからないです

don+て have a pen、but ぜ!( ).! wou C vo ld lend 填モ や go の② dont ③」did ④ diqnt き = 写しくなければ会誠に出応できた だが、 (not been / ザヤcould have had / busyツアノ at 0 1 す 中の衣りのある箇所に下線を引き 中ミう migれt be better not to ask her to_do this job .… Well. if 1 were you. twill choose another person | 仮定法 would / を 』( )je上 my umbrella in the train, 1 got 分詞 、 , I got wet in the rain. Bei ii 0 タ nere js a weekjy brass band concert,( 5 an Pame つの Tsbe 9 Toheww (Newps の weather is pernitting ②) weather will be itting ⑧ itti ー Perrnitti W 下請 was the only person( )in the car accident. G Yesdher penfiting 2の weether permikk の peng injured (②) injure injured ④ injuring ( )jn pjain English, the booKS suitable for beginners. の writing の②)Written (3③) Havingwritten (④) Towrite What happened to Taro? He seems to( 人 se OICG- の snock ②) shocked (③) be shocking be shocked 了pey were( )at the singer's fantastic V のamaze 、②)」amazed ③) amazing (④) amazemert A/ のings( ), everybogdy can say this result is correct. の naving considered ② toconsider (③ considering |(④/ considered ve got a surprise. Keep yoOF、 eyes( ) until I tell you to open them. i /③ るlosed _④ to have closed ⑤ to close 7 ) is mistake, John decided to apologize to his parentS. の⑦ Had reajized ② Realized ③ Has been realizing ⑳) Realizing He was jost_in thought with his eyes( 旋 の cjose ②⑦) closed ③ closing ④ to close 三 School(Gsw Snce school was over, the boys hurried home. )over, the boys hurried nome.

答え合わせお願いします 間違えているところあれば言ってください 15がよくわからないです

don+て have a pen、but ぜ!( ).! wou C vo ld lend 填モ や go の② dont ③」did ④ diqnt き = 写しくなければ会誠に出応できた だが、 (not been / ザヤcould have had / busyツアノ at 0 1 す 中の衣りのある箇所に下線を引き 中ミう migれt be better not to ask her to_do this job .… Well. if 1 were you. twill choose another person | 仮定法 would / を 』( )je上 my umbrella in the train, 1 got 分詞 、 , I got wet in the rain. Bei ii 0 タ nere js a weekjy brass band concert,( 5 an Pame つの Tsbe 9 Toheww (Newps の weather is pernitting ②) weather will be itting ⑧ itti ー Perrnitti W 下請 was the only person( )in the car accident. G Yesdher penfiting 2の weether permikk の peng injured (②) injure injured ④ injuring ( )jn pjain English, the booKS suitable for beginners. の writing の②)Written (3③) Havingwritten (④) Towrite What happened to Taro? He seems to( 人 se OICG- の snock ②) shocked (③) be shocking be shocked 了pey were( )at the singer's fantastic V のamaze 、②)」amazed ③) amazing (④) amazemert A/ のings( ), everybogdy can say this result is correct. の naving considered ② toconsider (③ considering |(④/ considered ve got a surprise. Keep yoOF、 eyes( ) until I tell you to open them. i /③ るlosed _④ to have closed ⑤ to close 7 ) is mistake, John decided to apologize to his parentS. の⑦ Had reajized ② Realized ③ Has been realizing ⑳) Realizing He was jost_in thought with his eyes( 旋 の cjose ②⑦) closed ③ closing ④ to close 三 School(Gsw Snce school was over, the boys hurried home. )over, the boys hurried nome.

次の問題の証明を教えてください。 W={vec(x) ∈ R^3 | 2x_1 -3x_2 +x_3 ≦1 , 3x_1 +x_2 +2x_3 ≦1 }は部分空間であるか否か。 ＊ vec(x) はxがベクトルであることを表します。 ちなみに答えは部分空間ではない、です。

？のところを詳しく教えてください！よろしくお願いします！

教えてください😭🙏

51.です。 授業では違うやり方でやったのですが、別解を考えてます。 この続きで解けますか？