Question

Se considera functia:
f:R->R
f (x)=2×-1
Calculati f (- 1 supra 2) f (-1) f (0) f (1) f (1 supra 2)

Answer 1

sper că te-am ajutat ;)

Answer 2

$f(x)=2x-1\\ \\ f(\frac{-1}{2})=2*\frac{-1}{2}-1=-2\\ \\ f(-1)=-3\\ \\ f(0)=-1\\ \\ f(\frac{1}{2})= 0$