Question

Dada a função f (x)=-10-2x com A= (-5,-4,-3-2,-1) é B=(-8,6-4,-2,2,4,6,8,10 (determine

Answer 1

x=-5 f(-5)=-10-2.-5=-10+10=0
x=-4 f(-4)=-10-2.-4=-10+8=-2
x=-3 f(-3)=-10-2.-3=-10+6=-4
x=-2 f(-2)=-10-2.-2=-10+4=-6
x=-1 f(-1)=-10-2.-1=-10+2=-8

AXB={(-4,2);(-3,-4);(-2,-6);(-1,-8)}