f(x)=100x-2
f(0)=100*0-2=-2
f(1)=100*1-2=98
f(-1)=100*(-1)-2=-102
f(3)=100*3-2=298
f(-2.4)=100*(-2.4)-2=-242
f(x)=100
100x-2=100
100x=102
x= 1.02
f(x)=-1
100x-2=-1
100x=1
x=0.01
f(x)=0
100x-2=0
100x=2
x= 0.02
f(x)=-5
100x-2=-5
100x=-3
x=-0.03
f(x)=100x-2
f(0)=100*0-2=-2
f(1)=100*1-2=98
f(-1)=100*(-1)-2=-102
f(3)=100*3-2=298
f(-2.4)=100*(-2.4)-2=-242
f(x)=100
100x-2=100
100x=102
x= 1.02
f(x)=-1
100x-2=-1
100x=1
x=0.01
f(x)=0
100x-2=0
100x=2
x= 0.02
f(x)=-5
100x-2=-5
100x=-3
x=-0.03