gec129
gec129
22-09-2017
Mathematics
contestada
please help me on these ones lol
Respuesta :
choixongdong
choixongdong
22-09-2017
3)
f(x) =(x+1)/4
so
f(6a) = (6a+1) / 4
f(6a) =3/2(a) + 1/4
8)
f(x) =(x+1)/4 = 0
x + 1 =0
x = -1
answer
x = -1 makes f(x) = 0
9)
(x+1)/4 >= 10
x + 1 >= 40
x >= 39
Answer
Domain is any number greater or equal 39 (x >= 39)
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