Question

найдите f0 и f4 если fx=2х+3х-5х+1

Answer 1

$f(x)=2x+3x-5x+1\\f(x)=5x-5x+1\\f(x)=1; ; pri; ; lubom; ; xin (-infty ,+infty )\\f(0)=1\\f(4)=1$