Mathematics Senior High 12 monthsago 教えてください [12] x, yは実数とする。 次の条件の否定を述べよ。 (1)x>0かつく1 (2) x<0または">0 Unresolved Answers: 1
English Senior High 12 monthsago 答え教えてください 170 It is necessary that you ( ) decide where to go first. I must 2 should 3 ought to 4 have to Try! It is essential that all the staff members (ii) present at the meeting. 1 be 2 are (3) were 4 been Unresolved Answers: 0
English Senior High 12 monthsago 答え教えてください答え教えてください Section 17 後悔を表す 〈should have + 過去分詞> < |67 A: The train was delayed badly because of the heavy snow last night. B: You should (leave) for home before it started snowing. 語形変化 空欄1つに1語を入れること Try! 1. I haven't talked with Cathy for three days after I stepped on her foot. I (apologized/ have/her/to/should) right away. 168 2. Mary regrets keeping it a secret. She thinks she should ( friend the truth. ①have told ) her 2 is telling 3 is told 4to have told (金沢工業大 ) Ted says he couldn't finish the report by the deadline. He ( ) out with us last night. 1 must not go ③ shouldn't have gone Try! I ( 2 can't have gone 4 ought to not have gone ) the file because it was Mr. Jones' private one. I will have opened 2 having opened 4 would be opening that should ③ shouldn't have opened Section 18 169 Ralph never fails to come on time. It is strange that he ( late like this. 1 must 2 will 3 should Try! It is quite correct that Picasso ( O 1 does can It is necessary that you ( should 4 ought to ) be called a great artist. 4 may (**) ) be Unresolved Answers: 0
Mathematics Senior High 12 monthsago この27番の赤枠で囲ったところがよくわかりません、、 教えてほしいです🙇♀️ 27 [四訂版クリアーⅠⅡAB受 Warm Up205] 解説 f (2) =2a+b+4, f(-4)=-4a + b + 16 f(2)=f(-4) から 2a+b+4=-4a + b + 16 よって a=72 Resolved Answers: 1
Mathematics Senior High 12 monthsago 赤線と青線がそれぞれ表しているものは何か教えて欲しいです!三角関数どの分数が何を表しているのか分からなくなることがほとんどで、、、覚え方とかあれば教えて欲しいです! (1) 0≦2のとき, 次の方程式・不等式を解け。 (ア) (7) Cos (0-1)=1/12 π 4 [09 中部大] (4) sinė <- 1/2 不等式√2 cos (2x-10≦x≦xの範囲で解け。 Resolved Answers: 1
Mathematics Senior High 12 monthsago 自分で解くとnの値が求められません。解答は式もなくnの値を求めてるのですが、途中式を教えていただきませんか? 例題2 この等差数列の初項をα 公差をd とすると, 第n項は a+(n-1)d 第10項が 24 であるから a+9d=24 ① 第30項が 64 であるから = 64 +29d ② ①,②を解いて a=6, d=2 とすると公差2,項数n S,=12m(2.6+(n-1)2)=n(n+5) nは自然数であり, nが増加するとS, も増加し, S1=11.16=176, S12=12.17=204である。 したがって, 初項から第12項までの和が初めて200 り大きくなる。 Resolved Answers: 1
Mathematics Senior High 12 monthsago 16はどこの部分ですか!分からないので教えて下さい 数llです 7. (3) 中心原点 半径4 (0,0) 5 6h 50 . 2. Resolved Answers: 2