Ответ:
Объяснение:
Да легко
y = -1.2x+b
b = y + 1.2x
подставляем х и y
1) b = 2.4 + 1.2*0 = 2.4
2) b = -9.6 + 6 = -3.6
y = x/3 + b
b = y - x/3
то же самое
1) b = -4 - 3/3 = -5
2) b = 9 + 6/3 = 11
y = kx +6/7
kx = y-6/7
k = (y-6/7)/x
1) k = (1-6/7) / -1 = -1/7
2) k = (-2-6/7)/7 = -20/49
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Answers & Comments
Ответ:
Объяснение:
Да легко
y = -1.2x+b
b = y + 1.2x
подставляем х и y
1) b = 2.4 + 1.2*0 = 2.4
2) b = -9.6 + 6 = -3.6
y = x/3 + b
b = y - x/3
то же самое
1) b = -4 - 3/3 = -5
2) b = 9 + 6/3 = 11
y = kx +6/7
kx = y-6/7
k = (y-6/7)/x
1) k = (1-6/7) / -1 = -1/7
2) k = (-2-6/7)/7 = -20/49