Matematika

Pertanyaan

gambarkan grafik fungsi tersebut: a.y=5x-7, antarax=-3 dan x=4, b.y=3x+2, antara x=-4 dan x=2
tolong di bantu ya

1 Jawaban

  • A. *5(-3)-7 =
    -15-7 = -22 (-3,-22)
    *5(-2)-7 =
    -10-7 = -17 (-2,-17)
    *5(-1)-7
    -5-7 = -12 (-1,-12)
    *5(0)-7
    0 - 7 = -7 (0,-7)
    *5(1)-7
    5-7 = -2 (1,-2)
    *5(2)-7
    10-7 = 3 (2,3)
    *5(3)-7
    15-7 = 8 (3,8)
    *5(4)-7
    20-7 = 13 (4,13)

    B. *3(-4)+2
    -12+2 = -10 (-4,-10)
    *3(-3)+2
    -9+2 = -7 (-3,-7)
    *3(-2)+2
    -6+2 = -4 (-2,-4)
    *3(-1)+2
    -3+2 = -1 (-1,-1)
    *3(0)+2
    (0,2)
    *3(1)+2
    (1,5)
    *3(2)+2
    (2,8)

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