Question

Se condidera f:R->R, f(x)=x-3.sa se calculeze f(1)*f(2)*...f(10)

Answer 1

f(1)=1-3=-2
f(2)=-1
si avem:
(-2)(-1)0.1.2.3.45.6.7=0 

Answer 2

x-3=0
x=3
f(3)=0  ===> f(1)*f(2)*f(3)*...*f(10)=0