Question

Fie functia f:R->R.Selectati formulele prin care poate fi definita functia f:
a)de gradul 1
b)constanta
c)proportionalitate directa

f (x)=-4x
f (x)=x la puterea 3
f (x)=2.5
f (x)=1/x
f (x)=2x-5
f (x)=-x-1

Answer 1

de gradu 1 -4x,2,5, constanat 2x-5,x-1,directa x3