Escreva uma função afim na forma f(x)=ax+b:
a) a=3 e b=10
b) f(1)=3 e f(3)=5
c) f(2)=1 e a= 1/4
Obrigadaa!
Ola LOVE
a) f(x) = 3x + 10
b)
f(x) = ax + b
f(1) = a + b = 3
f(3) = 3a + b = 5
2a = 2
a = 1
b = 3 - 1 = 2
f(x) = x + 2
c)
y - 1 = 1/4 * (x - 2)
4y - 4 = x - 2
4y = x + 2
y = (x + 2)/4
pronto
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Ola LOVE
a) f(x) = 3x + 10
b)
f(x) = ax + b
f(1) = a + b = 3
f(3) = 3a + b = 5
2a = 2
a = 1
b = 3 - 1 = 2
f(x) = x + 2
c)
y - 1 = 1/4 * (x - 2)
4y - 4 = x - 2
4y = x + 2
y = (x + 2)/4
pronto