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でらでる 展開や因数分解をリ用して、 次の計算をしな+。。 (3)495? - 505? ast (2) 198×202 1. Sa。 ad in 7.9? 3.14×10.5? -3.14×9.5? (5) 2010? - 2015×2005 (4) 2.3 -2x2.3×3.4+3.4? stronge (1)x=202 のとき、x^-4x+4の値 (2) a=-1, b=-のとき、 -46(a-b)-(a+26}°の値 animal 次の式の値を求めなさい。 ing. cked b さ () (3) m+n=-3, m-n=8のとき、Sm? - Sn?の体 to u 2ople * goo 3. 以下の問いに答えなさい。 So nple tha (1)x-y=6, y=-4のとき、x'+y*の値を求めなさい。 のとき、次の式の値を求めなさい。 th (2) 上記のような考え方を利用して、a+b=-3, ab=2 ② α'+ ab+6? ③ (a-by O a°+6° 4.以下の問いに答えなさい。 (1)連続する2つの奇数がある。この2つの奇数の平方の差は何の倍数になるか、説明の形式で 示すとき、空欄にあてはまる数式を書きなさい。 【説明) 連続する2つの奇数は、大きいほうの奇数を2n+1 (nは自然数)とすると、 小さいほうの 奇数は「0」と表される。このとき、この2つの奇数の平方の差は、 (2n+1" -(0)= 4r° +4n+1-(1. @ )= 「 ③ 」となる。 (2nt)-(2h→) 4h+4ht1-4h'4 4nン4デー よって、連続する2つの奇数の平方の差は「 ④」 の倍数になる。 Y8 (2)連続する2つの偶数でそれぞれを2乗した数の和は、4の倍数になることを証明しなさい。

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Do you like dogss OU He dogs7 People ay tha dogs ae me oldew fiends orhumans Some 所 Te Vi People as Pets o tnlk about some Dogs we led by many peopls。 Now Tm gomg kinds of dogs w 「 Tes Working fordiabled peopkk。 They are not pes。 Toy are saiiance dogE 1p Japan。 there are three kinds of assistanee dogs。 They are gnide dogs。 service doB3 and Teng dogy Tody。 jn Japan。 more tan a momsand ssshtance dogs work for diabled PeoPIe To of thom are guide dogs。 The mumber of senrice dogs and hearing dogs is mot So large 人 OF Mey 1 2017。 here were onby abowe seveny senoe dogs mm Japan。 The number of hearing dogs was about he same. Guide dogs work for peopls who cannot see。 Guide dogs lead thc users when hy 8O 9 Herent places。 The dogs walk with the uscrs and gnuide them im a sefc way。 For Purposc。 guide dogs are ( A ) to go stmight along the road。 The users know hhe situaon j front of them thanks to the dogs、 and give dmectoons to the dogsy such as Wai FComer md “Sright go.” We can say that a gnide dog and the user work together to walk safely。 Service dogs work for people who cannot use their ams or legs ficcly。 Scrvice dogs do a Jot of things in daily lives for such people. For example。 they pick up things on the floor opcn. and close doors, and bring things from other places。 When something dangerous happens。 the dog can even run to some other people and ask thcm for hclp。 We can say that service dogs [で①語 Hearing dogs work for pcople who cannot hear。 Haring dogs can understand many kinds or sounds。 such as phones alanm clocksr cping babics nd so on。 The dogs 【 by /tel/ is heard / usi ig / thc users / their / what sound 】bodies: ER lece。 the dogs ouch the users and lead them to the place。 Hearing dogs can tcll many kinds of sonnds to the users and help them The law about assistance dogs says that they can go with the users imto many places Hike Testanrants, supenmarkets, and so on. So you have many chances to see thcm。 But you should amember one important thing about them。 Assiance dogs are not pets。 They are working 5r the users. so you must not talk to them or touch them。 OF course you must not give them ay food. Asshtance dogs md the usems respect eech othier ss Partnets。 When you meet an ssistance dog and te uscr in town。 just see what they dO。 TF they need some help。 lers ghve them a hand.

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Do you like dogss OU He dogs7 People ay tha dogs ae me oldew fiends orhumans Some 所 Te Vi People as Pets o tnlk about some Dogs we led by many peopls。 Now Tm gomg kinds of dogs w 「 Tes Working fordiabled peopkk。 They are not pes。 Toy are saiiance dogE 1p Japan。 there are three kinds of assistanee dogs。 They are gnide dogs。 service doB3 and Teng dogy Tody。 jn Japan。 more tan a momsand ssshtance dogs work for diabled PeoPIe To of thom are guide dogs。 The mumber of senrice dogs and hearing dogs is mot So large 人 OF Mey 1 2017。 here were onby abowe seveny senoe dogs mm Japan。 The number of hearing dogs was about he same. Guide dogs work for peopls who cannot see。 Guide dogs lead thc users when hy 8O 9 Herent places。 The dogs walk with the uscrs and gnuide them im a sefc way。 For Purposc。 guide dogs are ( A ) to go stmight along the road。 The users know hhe situaon j front of them thanks to the dogs、 and give dmectoons to the dogsy such as Wai FComer md “Sright go.” We can say that a gnide dog and the user work together to walk safely。 Service dogs work for people who cannot use their ams or legs ficcly。 Scrvice dogs do a Jot of things in daily lives for such people. For example。 they pick up things on the floor opcn. and close doors, and bring things from other places。 When something dangerous happens。 the dog can even run to some other people and ask thcm for hclp。 We can say that service dogs [で①語 Hearing dogs work for pcople who cannot hear。 Haring dogs can understand many kinds or sounds。 such as phones alanm clocksr cping babics nd so on。 The dogs 【 by /tel/ is heard / usi ig / thc users / their / what sound 】bodies: ER lece。 the dogs ouch the users and lead them to the place。 Hearing dogs can tcll many kinds of sonnds to the users and help them The law about assistance dogs says that they can go with the users imto many places Hike Testanrants, supenmarkets, and so on. So you have many chances to see thcm。 But you should amember one important thing about them。 Assiance dogs are not pets。 They are working 5r the users. so you must not talk to them or touch them。 OF course you must not give them ay food. Asshtance dogs md the usems respect eech othier ss Partnets。 When you meet an ssistance dog and te uscr in town。 just see what they dO。 TF they need some help。 lers ghve them a hand.

求め方が分からないんです。教えていただけないでしょうか？

、同じ大きさの赤、青、黄の玉が合わせて ます。. 1 回目 四 G呈目 4mal5ml 赤玉画101818I7l9Il O 個全玉証| 12116114118|16] いら袋に戻すと 了玉|18116118 rslisI 作業を 5 回り返した。 表を見て傘の中には 請、還のまがそれそぞれ休個入っていると [ 11 EE

2、4の解き方教えてください！！ ちなみに答えは2、2x＋16 4、43/4です✨

! 庶Pが訂Aを出発してから5和人後の,灯分PBの長きを求めをさい。 2 0ミzミ8 における, ッをヶの式で表しなさい。 3 点Pが "京4を出発してから点Cで止まるまでの, ぇとヶの関係を表す グラフ をかきなさい。 LeHMaLてom9Mか2をSh

( 3 )がわかりません。 答えはy=15/2x+3です ❨1❩の答えはy=1/2x+3 ❨2❩の答えは2/15です

関数 y ニテ のグラフ上に 2 京ら: Bをとり, それぞそ れの 座標を一 0 も 必|9る5 また, ヵ 軸上に点C(0, 6)をとり, 直線ABと》 点を点Dとする。 このとき, 次の問いに答えなさい。 (1) 直線ABの式を求めなさい。 (2) へABCの面積を求めなさい。 (3) 点Dを通り, へABCの面積を 2 等分する直線の式を 求めなさい。 軸との交