Question

Determinar o valor da funçao afim f(x)=3x+4
a)x=1
b)x=⅓
c)x=0
d)k+1

Answer 1

f(x) = 3x+4

a) f(1) = 3.1+4
f(1) = 3+4
f(1) = 7

b) f(1/3) = 3.1/3 + 4
f(1/3) = 1+4
f(1/3) = 5

c) f(0) = 3.0+4
f(0) = 4

d) 3(k+1)+4 = 0
3k+3+4 = 0
3k = -3-4
3k = -7
k = -7/3