ᠠᠷᠪᠠ ᠶᠢᠰᠤᠳᠤᠭᠡᠷ ᠪᠦᠯᠦᠭ ᠨᠢᠭᠡᠳᠤᠭᠡᠷ ᠵᠡᠷᠭᠡ ᠶᠢᠨ ᠹᠦᠩᠺᠼ （ᠨᠢᠭᠡᠴᠢ ᠶᠢᠨ ᠪᠠᠢᠴᠠᠭᠠᠯᠲᠠ 2） .pdf

ᠠᠷᠪ ᠠ ᠶᠢ ᠰᠦᠳ ᠦᠭᠡᠷ ᠤ ᠦᠯᠦ ᠬ᠋᠊ ᠦᠨ ᠪᠠᠭ ᠠ ᠰᠣᠷᠢ ᠯᠲᠠ ᠠᠩᠭᠢ ᠪᠥᠯᠥᠭ᠄ ᠨᠡᠷ ᠡ᠄ ︵90 ᠮ᠊ ᠢᠨᠦ᠋ᠲ᠂ ᠨᠠᠢ ᠲᠡ 120 ᠬᠤ ᠪᠢ︶ ᠨᠢᠭᠡ᠂ ᠰ᠊ ᠤᠩᠭᠤ ᠬᠤ ᠰ᠊ ᠡᠲᠤᠪ᠃ ︵ᠰᠡᠲ ᠤᠪ ᠤ ᠦᠷᠢ 3 ᠬᠤᠪᠢ᠂ ᠨ᠊ ᠠᠢᠲ ᠡ 30 ᠬᠤ ᠪᠢ︶ 1. ᠳᠠᠷᠠᠭᠠᠬ ᠢ ᠹᠦ ᠩᠺᠼ ᠨᠤᠭᠤ ᠳ᠋᠊ ᠡ ᠴᠡ ᠬᠤᠪᠢ ᠰᠬᠤᠨ 𝑥 ᠦᠨ ᠬ᠋᠊ ᠡᠮᠵᠢᠭ ᠳ᠋ᠡᠯ ᠠᠪᠬᠤ ᠭᠡᠪᠴ ᠢᠶ ᠡ ᠨᠢ 𝑥 ≥ 2 ᠪᠤᠯᠬᠤ ᠨᠢ ︵︶ A. 𝑦 = √4 − 𝑥 2 B. 𝑦= 1 √𝑥 −2 C. 𝑦 = √x − 2 D. y= √x + 2 · √x − 2 2. ᠳᠠᠷᠠᠭᠠᠬ ᠢ ᠴ᠊ ᠡᠭ ᠦᠳ ᠡᠴ ᠡ ᠹᠦ ᠩᠺᠼ y = 12 𝑥 + 1 ᠢᠢᠨ ᠵᠢᠷᠤᠮᠠ ᠬ᠋᠊ ᠲ᠊ ᠡᠭᠡᠷ ᠡ ᠤᠷᠤᠰᠢ ᠬᠤ ᠨᠢ ︵︶ A. ︵2 , 1︶ B. ︵− 2 , 1︶ C. ︵2 , 0︶ D. ︵−2 , 0︶ 3. ᠳᠠᠷᠠᠭᠠᠬ ᠢ ᠹᠦᠩ ᠺᠼ ᠦᠳ ᠡᠴ ᠡ 𝑦 ᠪᠤ ᠯᠤᠨ 𝑥 ᠨᠢ ᠰ᠊ ᠢᠭᠤᠳ ᠬᠠᠷᠢ ᠴᠠᠯᠳ᠋ ᠤ ᠹᠦᠩ ᠺᠼ ᠪᠤᠯᠬᠤ ᠨᠢ ︵︶ A. y= 2𝑥 − 1 B. y = 𝑥3 C. y = 2 𝑥 2 D. y = − 2𝑥 + 1 4. ᠨᠢᠭᠡᠳ᠋ ᠤᠭᠡᠷ ᠵᠡᠷᠭᠡ ᠢᠢᠨ ᠹᠦᠩ ᠺᠼ y= −5 𝑥+ 3 ᠢᠢᠨ ᠵᠢᠷᠤᠮᠠ ᠬ᠋᠊ ᠨ᠊ ᠢ ︵︶ ᠮᠦ᠋ᠴ ᠡ ᠢᠢ ᠲ᠊ ᠠᠭᠠᠷ ᠶᠢᠨ ᠠ᠃ A. ① ② ③ B. ② ③ ④ C. ① ② ④ D. ① ③ ④ 5. ᠬᠡᠷᠪᠡ ᠹᠦᠩ ᠺᠼ y= ︵2m + 1︶ 𝑥 2 + ︵1 − 2m︶ 𝑥 ︵m ᠨᠢ ᠪᠠᠶ ᠢᠩᠭᠤ ᠲᠤᠭ ᠠ︶ ᠨᠢ ᠰ᠊ ᠢᠭᠤᠳ ᠬᠠᠷ ᠢᠴᠠᠯ ᠳᠤ ᠹᠦ ᠩᠺᠼ ᠪᠣᠯ᠂ 𝑚 ᠢᠢ ᠨ᠊ ᠬ᠊ ᠡᠮᠵᠢᠭ ᠳ᠋ᠡᠯ ᠠ ᠪᠬᠤ ᠬᠡᠪᠴᠢ ᠶ᠊ ᠡ ᠨ᠊ ᠢ ︵︶ A. m 12 B . m = 12 C. m 3 B. 0 , ᠪᠤᠶ ᠤ ＝ ᠲᠡ ᠮᠳᠡᠭ ᠲᠠᠭᠯᠠ︶ 17. ᠦ ᠭᠬᠦᠭᠳ᠋ ᠡᠭᠰᠡᠨ ᠨᠢ ᠰᠢᠯᠤ ᠭᠤᠨ y = 𝑥− 3 ᠪᠤ ᠯᠤᠨ y= 2𝑥 + 2 ᠢᠢ ᠨ᠊ ᠤᠭᠳ᠋ ᠤᠯᠤᠯᠴᠠ ᠯ᠊ ᠦᠨ ᠴᠡᠭ ᠨᠢ ︵−5 ,− 8︶᠂ ᠲᠡ ᠭᠡᠪᠡᠯ ᠲᠡᠭ ᠰᠢᠳᠭ ᠡᠯ ᠦᠨ ᠪᠦᠯᠦ ᠬ᠋᠊ { 𝑥− y− 3= 0 2𝑥 − y+ 2= 0 ᠢ ᠶᠢᠨ ᠬᠠᠷᠢ ᠭᠤ ᠨᠢ _____ ___ 18. ᠦ ᠭᠭᠦᠭᠳ᠋ ᠡᠭᠰᠡᠨ ᠨᠢ ᠨᠢᠭᠡ ᠳ᠋ᠤᠭᠡ ᠷ᠊ ᠵᠡ ᠷᠭᠡ ᠢᠢᠨ ᠹᠦᠩ ᠺᠼ y= −3 𝑥+ 1 ᠢᠢᠨ ᠵᠢᠷᠤ ᠮᠠᠭ ᠨᠢ ᠴ᠊ ᠡᠭ ︵𝑎 ,1︶ ᠪᠠ ᠴᠡᠭ ︵− 2 , b︶ ᠢᠢ ᠲᠠᠭ ᠠᠷᠢᠨ ᠠ᠃ ᠲᠡᠭᠡ ᠪᠡᠯ 𝑎 =_ ___᠂ b =______᠃ t y /km /h O t y /h /km O t y /h /km O t y /h /km O 19. ᠬᠡᠷ ᠪᠡ ᠰᠢᠯᠤ ᠭᠤᠨ y = −2 𝑥+ k ᠪᠤᠯᠤ ᠨ᠊ ᠬ᠊ ᠤᠶᠠᠷ ᠲᠡ ᠩᠭᠡᠯ ᠢᠭ ᠪᠠ ᠵᠢᠷᠤ ᠮᠠᠭ ᠪᠠᠷ ᠬᠦᠷᠢ ᠶᠡᠯᠡᠭᠳ᠋ ᠠ ᠪᠦᠳ᠋ ᠦᠭᠰᠡ ᠨ᠊ ᠬ᠋᠊ ᠤᠷᠪᠠᠯᠵ ᠶᠢᠨ ᠤ ᠲᠠᠯ ᠠᠪᠠᠢ ᠨᠢ 9 ᠪᠤᠯ᠂ 𝑘 ᠢᠢ ᠨ᠊ ᠬᠡ ᠮᠵᠢᠭᠳ᠋ ᠡᠯ ᠨᠢ ____᠃ 20. ᠵᠢᠷ ᠤᠭ ᠮᠡᠳᠤ᠂ ᠨᠢᠭᠡ ᠳ᠋ᠤᠭᠡ ᠷ᠊ ᠵ᠊ ᠡᠷᠭᠡ ᠢᠢᠨ ᠹᠦ ᠩᠺᠼ y = k𝑥 + b ᠢ ᠶᠢᠨ ᠵᠢᠷᠤ ᠮᠠᠭ ᠨᠢ ᠴ᠊ ᠡᠭ A ,B ᠢᠢ ᠲᠠᠭ ᠠᠷᠢᠨ ᠠ᠃ 𝑥 ᠲᠡᠩ ᠭᠡᠯᠢᠭ ᠲᠠᠢ ᠴᠡᠭ C ᠳᠤ ᠤᠭᠳ᠋ ᠤᠯᠤᠯᠴ ᠠᠨ ᠠ᠃ ᠲᠡ ᠭᠡᠪᠡᠯ ᠠ ᠡ ᠨᠢ ᠭᠡᠳᠤ ᠭᠡᠷ ᠵᠡᠷᠭᠡ ᠢᠢᠨ ᠹᠦ ᠩᠺᠼ ᠢᠢᠨ ᠠ ᠨᠠᠯᠢᠰ ᠢᠯᠡᠷ ᠭᠡᠶᠢᠯᠡ ᠯ᠊ ᠨᠢ ____ _᠂ △AO C ᠢᠢᠨ ᠲᠠᠯᠠ ᠪᠠᠢ ᠨᠢ ____ ___᠃ ᠭᠤᠷᠪᠠ᠂ ᠪᠣᠳ᠋ ᠣᠵᠤ ᠬᠠᠷᠢ ᠭᠤᠯᠬᠤ ᠰᠡᠲᠤ ᠪ᠊᠃ ︵ᠨᠠᠢ ᠲᠡ 66 ᠬᠤ ᠪᠢ︶ 21. ︵14 ᠬᠤᠪᠢ︶ ᠲᠤᠤ ᠷᠠᠬᠢ ᠨᠦ᠋ ᠬᠦᠴᠡᠯ ᠢ ᠦᠨ ᠳ᠋ᠤᠰ ᠤᠯᠡᠵᠤ᠂ ᠹ᠊ ᠦᠩᠺ ᠼ᠊ ᠢ ᠶᠢᠨ ᠬᠤᠯ ᠪᠤᠭᠳ᠋ ᠠᠯ ᠢᠯᠡᠷᠭᠡᠶ ᠢᠯᠡᠯ ᠢ ᠤᠯ᠃ ︵1︶ y ᠪᠤᠯᠤ ᠨ᠊ 𝑥 ᠨᠢ ᠰ᠊ ᠢᠭᠤᠳ ᠬᠠᠷᠢ ᠴᠠᠯᠳ᠋ ᠤ ᠹᠦ ᠩᠺᠼ ᠮᠦ᠋ ᠷᠳᠡᠭᠡᠨ 𝑥 = 9 ᠦᠶ ᠡᠰ᠂ 𝑦= 16᠃ ︵2︶ y= k𝑥 + b ᠢᠢᠨ ᠵᠢᠷᠤᠮ ᠠᠭ ᠨᠢ ᠴᠡᠭ ︵3 ,2︶ ᠪᠠ ᠴᠡᠭ ︵− 2 , 1︶ ᠢᠢ ᠲᠠᠭᠠᠷᠢ ᠨ᠊ ᠠ᠃ 22. ︵12 ᠬᠤᠪ ᠢ︶ ᠨᠢᠭᠡ ᠳ᠋ᠤᠭᠡ ᠷ᠊ ᠵᠡᠷ ᠭᠡᠢ ᠢᠢᠨ ᠹᠦᠩ ᠺᠼ y= k𝑥 + b ᠢᠢᠨ ᠵᠢᠷᠤ ᠮᠠᠭ ᠨᠢ ᠵ᠊ ᠢᠷᠤᠭ ᠮᠡᠳᠤ᠃ ︵1︶ ᠨᠢᠭᠡ ᠳ᠋ᠤᠭᠡᠷ ᠵ᠊ ᠡᠷᠭᠡ ᠢᠢᠨ ᠹᠦ ᠩᠺᠼ ᠢᠢᠨ ᠠᠨᠠᠯ ᠢᠰ ᠢᠯ ᠡᠷᠭᠡᠶ ᠢᠯᠡᠯ ᠢ ᠤᠯ᠃ ︵2︶ 𝑥 = 10 ᠦᠶ ᠡᠰ᠂ y ᠢᠢᠨ ᠬ᠊ ᠡᠮᠵᠢᠭ ᠳ᠋ᠡᠯ ᠨ᠊ ᠢ ᠬᠡ ᠳ᠋ᠤᠢ ᠤ ᠤᠢ︖ ︵3︶ y = 12 ᠦᠶ ᠡᠰ᠂ 𝑥 ᠦᠨ ᠬ᠊ ᠡᠮᠵᠢᠭ ᠳ᠋ᠡᠯ ᠨ᠊ ᠢ ᠬᠡ ᠳ᠋ᠤᠢ ᠤ ᠤᠢ︖ 23. ︵12 ᠬᠤ ᠪᠢ︶ ᠨᠢᠭᠡ ᠲᠠ ᠷᠢᠶᠠᠴ ᠶᠢᠨ ᠡᠪᠦᠭᠡ ᠨᠢᠭᠡ ᠪᠦᠯ ᠦᠭ ᠦᠪᠡᠷ ᠦᠨ ᠲᠠᠷᠢ ᠭᠰᠠᠨ ᠲᠦ᠋ ᠮᠦᠰᠤ ᠪᠠᠨ ᠠᠪᠴᠤ ᠬᠤᠳ᠋ ᠠ ᠤ ᠷᠤᠵᠤ ᠬᠤᠳ᠋ ᠠᠯᠳᠤ ᠪᠠ᠃ ᠬ᠊ ᠤᠳᠠᠯ ᠳ᠋ᠤᠬᠤ ᠳᠤ ᠲ᠊ ᠦᠬᠦ ᠮ᠊ ᠦᠨ ᠲᠦ᠋ ᠯᠦᠭᠡ ᠦᠪᠡᠷ ᠪᠠᠨ ᠵᠢᠭᠠ ᠬᠠᠨ ᠰᠤᠯ ᠠ ᠵ᠊ ᠤᠭᠤᠰ ᠠ ᠪᠴᠤ᠂ ᠵ᠊ ᠠᠬ ᠠ ᠲᠡᠯ ᠭᠡᠬᠦᠷ ᠦᠨ ᠦᠨ ᠡ ᠪᠠ ᠷ᠊ ᠨ᠊ ᠢᠭᠡ ᠪᠦᠯᠦᠭ ᠢ ᠨ᠊ ᠢ ᠬ᠊ ᠤᠳᠠᠯ ᠳ᠋ᠤᠭᠠᠳ ᠲᠠᠬ ᠶᠢᠨ ᠬᠢᠮᠳ᠋ ᠠᠷᠠᠭᠤ ᠯᠵᠤ ᠨᠢᠭᠡ ᠪᠦᠯ ᠦᠭ ᠢ ᠨᠢ ᠬᠤᠳ᠋ ᠠᠯᠳᠤ ᠵᠤ ᠪᠠ ᠷᠠᠭᠠᠪ ᠠ᠃ ᠡᠪᠤ ᠭᠡ ᠢ ᠶᠢᠨ ᠬᠤᠳ᠋ ᠠᠯᠳᠤ ᠭᠰᠠᠨ ᠲᠦ᠋ ᠮᠤᠰᠤ ᠪᠤᠯᠤ ᠨ᠊ ᠬᠠᠷᠮᠠ ᠨ᠊ ᠳ᠋᠊ ᠤ ᠪᠠ ᠶᠢᠭ ᠠ ᠵᠤᠭᠤ ᠰ᠊ ︵ᠰᠤᠯ ᠠ ᠵ᠊ ᠤᠭᠤ ᠰ᠊ ᠢ ᠪᠠᠭᠳ᠋ ᠠᠭᠠᠨ ᠠ︶ ᠦᠨ ᠬᠤᠯ ᠪᠤᠭᠳ᠋ ᠠᠯ ᠨ᠊ ᠢ ᠶᠢ ᠷᠤᠭ ᠲᠠᠬ ᠢ ᠮ᠊ ᠡᠳᠤ᠂ ᠵᠢᠷᠤᠭ ᠢ ᠦᠨ ᠳ᠋ᠤᠰ ᠤᠯᠡᠵᠤ ᠲᠤᠤ ᠷᠠᠬᠢ ᠠᠰ ᠠᠭᠤᠯ ᠳ᠋ᠠ ᠢᠢ ᠬᠠ ᠷᠢᠭᠤ ᠯ᠊᠃ ︵1︶ ᠲᠠᠷ ᠢᠶᠠᠴ ᠶᠢᠨ ᠡ ᠪᠦ᠋ᠭᠡ ᠬᠡᠳ᠋ ᠤᠢ ᠰ᠊ ᠤᠯᠠ ᠵ᠊ ᠤᠭᠤᠰ ᠠᠪᠴᠤ ᠪᠠᠶ ᠢᠪᠠ︖ 5 6 6 -2 x y 1 2 3 4 -2 -1 5-1 4321O x y 1 2 3 4 -2 -1 C A -1 4321OB ︵2︶ ᠬᠢᠮᠳ᠋ ᠠᠷᠠᠭᠤᠯ ᠬᠤ ᠡ ᠴᠡ ᠡᠮᠤᠨ ᠡ ᠺᠢ ᠯᠣᠭᠷᠠᠮ ᠪᠦᠷ ᠢ ᠳᠤ ᠪᠠᠨ ᠬᠡᠳᠤ ᠢ ᠲ᠊ ᠦᠬᠦ‍ ᠷᠢᠭ ᠪᠠᠷ ᠬᠤᠳ᠋ ᠠᠯᠳᠤ ᠪᠠ︖ ︵3︶ ᠬᠢ ᠮᠳᠠᠷᠠᠭᠤᠯ ᠤᠭᠠᠳ ᠺᠢ ᠯᠣᠭᠷᠠᠮ ᠪᠦᠷ ᠢ 0. 4 ᠲᠦ᠋ ᠬᠦᠷᠢᠭ ᠪᠠ ᠷ᠊ ᠦᠯ ᠡᠳᠡᠭᠰ ᠠ ᠲᠦ᠋ ᠮᠤᠰᠤ ᠪᠠᠨ ᠬᠤᠳ᠋ ᠠᠯᠳᠤ ᠪᠠ᠃ ᠬ᠊ ᠠᠮᠤᠭ ᠰᠠᠬ ᠦᠯ ᠳ᠋᠊ ᠤ ᠬ᠊ ᠠᠷᠮᠠᠨ ᠳᠤᠨᠢ ᠨᠠᠶ ᠢᠳᠠ 26 ᠲᠦ᠋ ᠬᠦᠷᠢ ᠬ᠋᠊ ᠪᠤ ᠯ᠊ ᠲ᠊ ᠠᠷᠢᠶᠠᠴ ᠶᠢᠨ ᠡᠪᠦᠭᠡ ᠨᠠᠶ ᠢᠳᠠ ᠬᠡᠳᠤ ᠢ ᠺᠢ ᠯᠣᠭᠷᠠᠮ ᠲᠦ᠋ ᠮᠦᠰᠤ ᠠ ᠪᠴᠢᠷ ᠠᠪᠠ︖ 24. ︵10 ᠬᠤ ᠪᠢ︶ ᠵᠢᠷᠤᠭ ᠮᠡᠳ᠋ ᠤ᠂ ᠪᠠᠶᠢ ᠷᠢᠰᠢ ᠯ᠊ ᠲ᠊ ᠡᠭᠡᠷᠠᠬ ᠢ ᠲ᠊ ᠠᠬᠢᠷ ᠱᠤᠭᠤ ᠮ᠊ A BC ᠪᠤᠯ ᠠ ᠬ᠋᠊ ᠠᠵᠠᠷ ᠠᠴᠠ ᠡ ᠬ᠋᠊ ᠠᠵᠠᠷ ᠳ᠋ᠢᠶᠠᠩ ᠬᠤᠧ ᠠ ᠴ᠊ ᠤᠬᠢᠭᠰ ᠠᠨ ᠰ᠊ ᠦᠢᠳ ᠭᠡᠯ y ︵ᠲᠦ᠋ ᠬᠦᠷᠢ ᠬ᠋᠊︶ ᠪᠤᠯ ᠤᠨ ᠳ᠋ᠢᠶᠠᠩ ᠬᠤᠧᠠ ᠨᠡᠪᠳ᠋ ᠡᠷᠡᠭᠰᠡᠨ t ︵ᠮᠢ ᠨᠦ᠋ᠲ︶ ᠶ᠊ ᠶᠢᠨ ᠬ᠊ ᠤᠬᠤᠷᠤ ᠨᠳᠤᠬ ᠢ ᠹᠦᠩ ᠺᠼ ᠢᠢᠨ ᠵᠢᠷᠤᠮ ᠬ᠋᠊ ᠪᠤ ᠯᠤᠨ ᠠ᠃ ︵1︶ y ᠤ ᠤᠯᠤᠨ 𝑡 ᠢᠢᠨ ᠹᠦ ᠩᠺᠼ ᠢᠢᠨ ᠬᠤ ᠯᠪᠤᠭᠳ᠋ ᠠᠯ ᠢᠯ ᠡᠷᠬᠡᠶ ᠢᠯᠡᠯ ᠢ ᠪᠢᠴ ᠢ᠃ ︵2︶ 2 ᠮᠢᠨᠦ᠋ ᠲ᠊ ᠳ᠋ᠢᠶᠠᠩ ᠬᠤᠧᠠ ᠨᠡᠪᠳ᠋ ᠡᠷᠡᠭᠰ ᠠ ᠤ ᠤᠯ ᠬ᠊ ᠡᠳᠤᠢ ᠲᠦ᠋ ᠬᠦᠷᠢ ᠬ᠋᠊ ᠳ᠋᠊ ᠢᠶᠠᠩ ᠬᠤᠧᠠ ᠢᠢᠨ ᠰᠦ᠋ ᠢᠳᠭ ᠡᠯ ᠲᠤᠰ ᠢᠶᠠᠬᠤ ᠪᠤᠢ︖ 7 ᠮᠢᠨᠦ᠋ ᠲ᠊ ᠳ᠋ᠢᠶᠠᠩ ᠬᠤᠧᠠ ᠨᠡᠪᠳ᠋ ᠡᠷᠡᠭᠰᠡᠨ ᠪᠤᠯ ᠬᠡᠳᠤ ᠢ ᠲ᠊ ᠦᠬᠦ‍ ᠷᠢᠭ ᠳ᠋ᠢᠶᠠᠩ ᠬᠤᠧᠠ ᠢᠢᠨ ᠰᠦ᠋ᠢ ᠲᠭᠡᠯ ᠲᠤ ᠰᠢᠶᠠᠬᠤ ᠪᠤᠢ︖ 25. ᠢᠵᠢ ᠯ᠊ ᠨ᠊ ᠢᠭᠡᠨ ᠬᠠᠪ ᠳ᠋ᠠᠭᠠᠢ ᠢᠢᠨ ᠲᠡᠭᠰ ᠢ ᠦᠨᠴ ᠦᠭᠳᠤ ᠪᠠᠶ ᠢᠷᠢᠰ ᠢᠯ ᠦᠨ ᠰᠢᠰ ᠲᠧᠮ ᠳᠤ ᠨᠢᠭᠡᠳ᠋ ᠤᠭᠡᠷ ᠵᠡᠷᠭᠡ ᠢᠢᠨ ᠹᠦ ᠩᠺᠼ y 1 = −𝑥 + 1 ᠪᠤᠯᠤ ᠨ᠊ y 2 = 2𝑥 − 2 ᠢᠢᠨ ᠵ᠊ ᠢᠷᠤᠮᠠᠭ ᠢ ᠪᠠ ᠶᠢᠭᠤ ᠯ᠊᠃ ᠵᠢᠷᠤᠮᠠ ᠬ᠋᠊ ᠢ ᠦᠨ ᠳ᠋ᠤᠰ ᠤᠯᠡᠵᠤ ᠲᠤᠤ ᠷᠠᠬᠢ ᠠᠰ ᠠᠭᠤᠯ ᠳ᠋ᠠ ᠢᠢ ᠬᠠᠷᠢ ᠭᠤᠯ᠃ ︵1︶ ᠰᠢ ᠯᠤᠭᠤ ᠨ᠊ y 1 = −𝑥 + 1 ᠪᠤᠯᠤ ᠨ᠊ y 2 = 2𝑥 − 2 ᠢᠢᠨ ᠤᠭᠳ᠋ ᠤᠯᠤᠯ ᠴᠠᠯ ᠦᠨ ᠴᠡᠭ ᠦᠨ ᠪᠠᠶᠢ ᠷᠢᠰᠢ ᠯ᠊ ᠢ ᠤᠯ᠃ ︵2︶ 𝑥 ᠶᠠᠮᠠᠷ ᠭᠡᠮᠵ ᠢᠭᠳᠡᠯ ᠠᠪᠬᠤ ᠦᠶ ᠡᠰ y 1 ᠶᠢᠨ ᠬᠡᠮᠵᠢ ᠭᠳᠡᠯ ᠨᠢ y 2 ᠢᠢᠨ ᠬᠡᠮᠵ ᠢᠭᠳᠡᠯ ᠠᠴᠠ ᠪᠠᠭ ᠠ ᠪᠤᠯ ᠬᠤ ᠤ ᠤᠢ︖ ᠺᠢᠯ ᠥᠭᠷᠡ ᠮ᠊ ᠲᠥᠬ ᠥᠷᠢᠭ