lhecker007
13.02.2020 •
Mathematics
1(2, 2), C(4,6), D(8,4), E(6,2); r = 0.5
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Ответ:
r*s = 168
Step-by-step explanation: (2x-1)(6x) = 12 x^2 - 6x
r(s(x)) = 2 (6x) - 1 = 12 x - 1
r(x) - s(x) = (2x-1) - 6x = -4x -1
r(x) = s(x) when 2x-1 = 6x or x = -1/4
r(4) = s(4) never
(r*s)(4) = 12 x^2 - 6 x = 12*16 - 24 =168