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英語 高校生

適切な記号を選ぶ問題です どなたか教えていただきたいです 宿題でわからなくてら困ってます🤦 答えがないんです

) in Australia. 1 Portuguese ( P is spoken 2 Kangaroos ( ) in Brazil. 1 is speaking " speaks I spoke P can be found 1 are founded " can found I are can found 3 I was spoken ( 7 by 1 to ウ by to I to by 4 The song ( ) a pretty girl yesterday. ) by people all over the world for many years. 7 has loved 1 has been loved ウ loved I is loving 5 Ann's birthday cake ( ) by her mother now. is being made 1 is being making is making I has made 6 We ( ) our new school uniform. 7 satisfy with be satisfied with are satisfied with " are satisfied to I satisfy 7 She was made ( ) overtime by her boss. 7 work 1 be worked to be worked I to work 8 このあたりのどの木も切らせてはいけない。 Don't let any trees around here ( ). 7 cut down 1 to cut down " cutting down I be cut down 9 The man was seen ( ) out of the house. I go to go ウ gone I went 10 Visitors are ( ) to beware of the pickpockets. 7 advised 1 informed 11 David had his car ( 7 being checked 12 This word ( 7 is pronounced 13 Many people ( I had died 14 They were ( 7 amaze 1 15 The girl was ( 7 brought " noticed I advanced ) by a mechanic. 1 checked " checking I was checked ) with the stress on the first syllable. 1 is pronouncing " pronounces ) in the Hanshin earthquake of 1995. 1 killed " were dead I were killed ) at the singer's fantastic voice. amazed amazing I amazed I pronounce be killed in ) up by her kind aunt after her parents died. 1 carried given I grown

未解決 回答数: 0
数学 中学生

この問題の解説のとこの(1)のとこなんですけど、2xとxをかけるとこはわかるんですけど、なんで2分の1をかけるのかがよく分かりません😢😢誰かわかる方出来れば分かりやすく教えてください😢

さい。 qu misu コ とすると,yはxの 見。 City (1) うなさい。 記号を答えなさい。 -raft: t. (1)(S) Warm Up 点を移動させた図をかいて考える。 右の図のような1辺6cmの正方形ABCD がある。 点Pは, 秒速2cmで周上をAからBを通ってCまで動く。点Qは, 点Pと同時に出発して、 秒速1cmで周上をAからDまで動く。 点P,QがAを出発してからご秒後の△APQの面積をμm² と して、次の問いに答えなさい。 (1) 点Pが辺 AB上にあるとき,yをェの式で表しなさい。また, xの変域も書きなさい。 P12-1371-217- 6cm 017 (7%)(cm A (2)点Pが辺BC上にあるとき,”をxの式で表しなさい。また,xの変域も書きなさい。 (3)との関係をグラフに表しなさい。 解説 (1) 点Pが辺 AB上にあるとき 右の図のようになる。 点Pは秒速2cmで動くので, AP=2xcm 点Qは秒速1cmで動くので, AQ=xcm よって,y=2xxxx1212 C 4 'B み 17/0 6cm D C y=x² また,点PがAにあるのは0秒後, 点PがBにあるのは3秒後なので xの変域は, 0x3 Q. TCm 点Pが両端にある A 12cm P->>> (x=0) ときの時間を考える 'B →(x=3) 2919x20m 関数y=ax

未解決 回答数: 0