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Pptx 27722
- 2. 0 1 0 1 0 1 0 1 01 01 01 弌舒仄仂仗仂于亠从舒: 1. y = 2x ; 2. y = (遜)x ; 3. y = (遜)x - 6; 4. y = -2x ; 5. y = 5 - 2x; 6. y = 3 + 2x 仂于亠亟亳亠 仂仂于亠于亳亠:
- 3. 仂从舒亰舒亠仍仆仄亳 舒于仆亠仆亳礆亳 仆舒亰于舒ﾑ 舒于仆亠仆亳 于亳亟舒 舒f() = bg(x), 亞亟亠 舒 > 0, 舒 1 亳 舒于仆亠仆亳, 于仂亟亳亠 从 仂仄 于亳亟. 舒f() = 舒g(x) f(x) = g(x)
- 4. 亠仂亟 亠亠仆亳 仗仂从舒亰舒亠仍仆 舒于仆亠仆亳亶 4-1 = 1 亠亠仆亳亠: 4-1 = 40 -1 = 0 = 1 27 = 亠亠仆亳亠: 33 = 3-1 3 = -1 = - 39 = 81 亠亠仆亳亠: 31+2 = 34 1+2 = 4 2 = 3 = 1,5 亠亠仆亳亠: 1 = -4 2 = 3 亠仂亟 舒于仆亳于舒仆亳 仗仂从舒亰舒亠仍亠亶
- 5. 亠仂亟 亠亠仆亳 仗仂从舒亰舒亠仍仆 舒于仆亠仆亳亶 亠仍亠仆亳亠 仂弍亠亳 舒亠亶 舒于仆亠仆亳 仆舒 于舒亢亠仆亳亠, 仂亠亠 于 仗舒于仂亶 舒亳 5 = 8 亠亠仆亳亠: (5/8) = 1 (5/8) = (5/8)0 = 0
- 6. 亠仂亟 亠亠仆亳 仗仂从舒亰舒亠仍仆 舒于仆亠仆亳亶 仆亠亠仆亳亠 亰舒 从仂弍从亳 仂弍亠亞仂 仄仆仂亢亳亠仍 32x-1 + 32x = 108 亠亠仆亳亠: 32 3-1 + 32 = 108 32( + 1) = 108 32 = 108 他 32 = 34 2 = 4 = 2
- 7. 亠仂亟 亠亠仆亳 仗仂从舒亰舒亠仍仆 舒于仆亠仆亳亶 亠仂亟 于于亠亟亠仆亳 仆仂于仂亶 仗亠亠仄亠仆仆仂亶 9x - 43x + 3 = 0 t1 = 1, t2 = 3 3x = 1, 3x = 3 1 = 0, 2 = 1. 亠亠仆亳亠: 32 - 4 3 + 3= 0 3x = t, t>0 t2 4t + 3 = 0
- 8. 亠仂亟 亠亠仆亳 仗仂从舒亰舒亠仍仆 舒于仆亠仆亳亶 舒亳亠从亳亶 仄亠仂亟 3x = 4 x 0 1 2- 1- 2 1 2 3 9 = 3 = 4 x 1 于亠: = 1 = 3 = 4 x
- 9. 亠仂亟 亠亠仆亳 仗仂从舒亰舒亠仍仆 舒于仆亠仆亳亶 舒亳亠从亳亶 仄亠仂亟 3x = 2 0 1 2- 1- 2 1 2 3 9 = 3 = 2
- 10. 弌舒仄仂仂亠仍仆舒 舒弍仂舒 I 于舒亳舒仆 II 于舒亳舒仆 1. (遜)3-7 = 村 1. (遜)2+1 = 2. 2. 3. 23+2 23-2 = 30 3. 3-1 3 +3+1 = 63 4. 16 174 +16 = 0 4. 64 8 56 = 0 5. 2 = 3 1 5. 4 = 1 + 2
- 11. 仂于亠从舒 I 于舒亳舒仆 II 于舒亳舒仆 1. 3 1. 1 2. -2; 2 2. -3; 3 3. 1 3. 3 4. 0; 2 4. 1 5. 3 5. 2 舒 5 仗舒于亳仍仆仂 亠亠仆仆 舒于仆亠仆亳亶 - "5"; 亰舒 4 "4"; 亰舒 3 "3"; 亰舒 2 "2".
- 12. 仂仄舒仆亠亠 亰舒亟舒仆亳亠 仗.13, 210(2,4,6), 214(2,4), 217(2,4). 仂 亢亠仍舒仆亳 218.
- 13. 仂亞亳 仂从舒 ∃舒从亳亠 仄亠仂亟 亠亠仆亳 仗仂从舒亰舒亠仍仆 舒于仆亠仆亳亶 于 亳亰亳仍亳? ∃舒从亳亠 亳亰 亳 仄亠仂亟仂于 亳仗仂仍亰ﾑ 仗亳 亠亠仆亳亳 舒于仆亠仆亳亶 亟亞亳 亳仗仂于? ∃舒仗亳亳亠 亳仆从于亠亶仆 仗仂 亠仄亠 仆舒亠亞仂 仂从舒 亳 于舒亰亳亠 于仂亠 仂仆仂亠仆亳亠 从 仂从.
- 14. 弌仗舒亳弍仂 亰舒 仂从