" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2025 KUDO.TIPS - All rights reserved.
f(-3) = (-3)a + b = 8
f(3) = 3a + b = 2
_________________ -
(-6)a = 6
a =
a = (-1)
Di substitusi kn nilai a = (-1), maka tentukan nilai b, diperoleh
3a + b = 2
3(-1) + b = 2
(-3) + b = 2
b = 2 - (-3)
b = 5
f(x) = ax + b
f(x) = (-1)x + 5
Jadi rumus fungsi f(x) = (-1)x + 5