Questions about ２年生

質問失礼します。 What is the reasons〜の文の答え方としてThe reasons is〜という答え方で良いですか？また、Answer by using a phrase 〜の答え方は「本文から書き抜き出す｣という意味ですか？私は本文の語句を使って自分で... Read More

3. ine What is the reason of the underlined (3)? Answer by using a phrase or a sentence in the passage.

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どうなったら、下線部のようになるのかがわからないです！よろしくお願いします🥺

163 得点 Xは正規分布 N(58, 122 に従うから, 大きさ 100 の標本の標本平均 Xは正規分布 N(58, 122 すなわち N(58, 1.22) に従う。 100 X-58 よって, Z= とおくと,Zは標準正規分 1.2008 布N (0, 1)に従う。00g したがって、求める確率は SX 9 P (55≤ X <61)=P(-2.5≤Z <2.5) aLO 2p(2.5)=2x 0.4938 =0.9876

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Mathematics Senior High over 1 yearago

式の2行目まではわかるのですが、3行目で４分の５から5分の4に変わる理由が分かりません...教えてください🙏

問11 1 + tan A = 1 1 cos² A であるから 2 2 CIA - 1+/1 - 5 cos² 2 = 4 したがって cos² A = 45 COSA > 0 であるから 4 2√5 cos A = 5 5 sin A また, tan A = であるから COS A sinA = tan Acos A 1 2√5 √5 2 5 5

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English Junior High over 1 yearago

どうやって覚えたらいいですか。

3年生ま ※1・2年生で登場したはページをイタリ ※1・2年生ですでに学んでいて、3年生では登場しない! 過去分詞形 cutting 33 Stand 過去形 cut hitting teach 現在形 10 QUEER ☐ tell stand(s) cut hit hurting 21 A-A-A THE PRI ☐ チェックページ cut(s) hit hurt letting 50 think teach(es) cut 59 hit(s) hurt let putting 34 think(s) hit hurt(s) let put 85 reading win D hurt let(s) put read D ②② let put(s) setting A-B-C read set D 8 put read(s) set チェックページ ☐ 23 read set(s) D 2 set □ D コ 16 come 7 63 run A-B-A チェックページ 23 become become(s) became come(s) run/s) 原形現在形過去形過去分詞形 came ran become come 現在分詞形 becoming 11 原形 ☐ be 31 現在形 ☐ coming running 36 begin am/is/are understand tell(s) 過去形 stood told thought understand(s) understood win(s) won 過去分詞形 stood taught told thought standing understood teaching telling taught 現在分詞形 won thinking 過去形 understan winning bear ☐ run ☐ 736 begin(s) break bear(s) was/were began 過去分詞形 been 900 choose break(s) bore begun being 現在分詞形 ☐ do 31 choose(s) broke bom begin 過去分詞形 ☐ 過去形 B-B型ページ 30 63 bring 現在形原形 bought bought buying 27 buy's) buy bring(s) brought brought bringing ☐ 178 draw do(es) chose broken bear drink draw(s) did chosen brec building ☐ eat drink(s) drew done cho build(s) built built 51 build catch(es) caught caught catching ☐ 57 digging ☐ ②② catch dug dig(s) dug feeling ☐ felt ② dig feel(s) felt ¥2 feel 4 fight fight(s) fought fought fighting ☐ 5247 12 fall eat(s) drank drawn do fly fall(s) ate drunk dr ② forget fly/flies fell eaten d get forget(s) flew fallen find find(s) found found finding ☐ give get(s) forgot flown had having ☐ 75 have have/has had hear hear(s) heard heard hearing ☐ hold hold(s) held held holding ☐ 4334 go give(s) got forgotten go(es) gave gotten/got given grow went hide grow(s) gone grew keep keep(s) kept kept keeping know hide(s) grown hid ☐ eave leave(s) left left leaving 12 ride know(s) hidden knew ☐ se lose(s) lost lost losing ake make(s) made made making an mean(s) meant meant meaning et meet(s) met met meeting d rebuild(s) rebuilt rebuilt rebuilding say(s) said said saying sell(s) sold sold selling send(s) sent sent sending sit(s) sat sat sitting sleep(s) slept slept sleeping spend(s) spent spent spending 0000000000 10 52 602223 ride(s) known see rode see(s) ridden show saw sing show(s) showed seen shown 29 sing(s) speak sang Sung 2 steal speak(s) spoke spoker 37 swim steal(s) stole stolen swim(s) Swam SWUm 4 take take(s) took taken ①②1 throw throw(s) threw throw 2 wake wake(s) woke wok 49 wear wear(s) wore WO 10 write write(s) wrote WT

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Mathematics Junior High over 1 yearago