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แผนการจัดการเรียนรู้ที่ 1 เรื่อง ทบทวนการแก้สมการเชิงเส้นตัวแปรเดี่ยว

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แผนการจัดการเรียนรู้ที่ 1 เรื่อง ทบทวนการแก้สมการเชิงเส้นตัวแปรเดี่ยว

  1. 1. 2 4: 3 10 1 . 2/... ................... ....... ....................... . . ................... ......................... . 2/... ................... ....... ....................... . .................... ......................... . 2/... ................... ....... ....................... . .................... ......................... . 2/... ................... ....... ....................... . .................... ......................... mathematical model) 4.2.1 =
  2. 2. x ax + b = 0 a,b a ≠0 1. 2. (K – P – A) (K) 1. 2. (P) 1. 2. 3. (A) 1. 2. 3. - 3.1 - 3.1 - 1. x ax + b = 0 a,ba 0
  3. 3. 2. 2- 33.4. a = b b = a a , b a = b b = c a = c a , b , c 3 a = b a+c = b+c a , b, c 4 a = b ac = bc a , b, c
  4. 4. 5. X ax + b = 0 a,b a 0 6. -6 3.1 3.1 7. 8 9 3.1 10. 3.1
  5. 5. 11. - 3.1 3.12 1. 2.1 3.1 3.1 52 73
  6. 6. 5 7
  7. 7. ……………………………………………………………………………………………………………….....………………………………………………………………………………… - - ----…………………………….....……………………………………………………………………………………………………………….....……………………………………………………………………………………………………………….....……………………………………………………………………………………………………………….....……………………………………………………………………………………………………………….....……………………………………………………………………………………………………………….....……………………………………………………………………………………………………………….....……………………………………………………………………………………………………………….....……………………………………………………………………………………………………………….....
  8. 8. ……………………………………………………………………………………………………………….....……………………………………………………………………………………………………………….....
  9. 9. 1. 2………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………...…….………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………
  10. 10. ………………………………………………………………………………………………………............ 2.……………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………… 3.…………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………….. 2 3.1
  11. 11. = x + 2 = 59 x8 - 11 = -3 x ax + b = 0 a , ba 0 1) 2x = 0 2) 1 x 3 0 2 3 ) - 0.8y - 1.4 = 0 4 ) 3x – 5 = 0 2x – 5 = 0 5 2 -4y = 0 0 5 x–7=0 14 1 2 a = b b = a a , b x - 3 = 2x + 7 2x + 7 = x - 3 a = b b = c a = c
  12. 12. a , b , c x = 5 + 7 5 + 7 = 12 x = 12 3 a = b a+c = b+c a , b, c x = 5 x + 3 = 5 + 3 4 a = b ac = bc a , b, c x + 1 = 2n (x + 1) = 3(2n 3.1 :1.2.
  13. 13. 3. 3 3.1 3.2 3.34.5. 5.1 5.2
  14. 14. 5.35.4 1. 2. 3. 4.
  15. 15. 1. 1 a=b 2 a+3=5+3 3 x+5 –5=3–52. 1 a=b 2 a×5=5×5 3 2 m + 2 = 2 5m3. 1 x=5+7 5 + 7 = 12 2 a+b=c c=7 3 x = -3y -3y = 0.54. 1 a+b=c 2 x – 3 = 2x + 7 3 3x = 8
  16. 16. - 2 1 2 1 2 1 2 1 2 1 2 = 1=

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