Question

Piece wise - defined form of function

N(x) = 20 - |x-5|

N(x) = ( ax + b x >= 5
cx + d x< 5

find a,b,c,d

So far i've come up with 1x -5 >= 5
1x+5 < 5
But its not making sense and Im stuck. Any thoughts?

Answer 1

is 20-lx-5l equal to anything?

Answer 2

Its an absolute value function, N(x) = 20 - |x-5|

Answer 3

sorry I can't help you :(

Answer 4

Ok thanks for looking

Answer 5

define the function in 2 pieces, split at the point of the vertex