Question

São respectivamente:

Answer 1

f(x)=-2x+1

f(0)=-2×0+1

f(0)=0+1

f(0)=1

f(2)=-2×2+1

f(2)=-4+1

f(2)=-3

f(-1)=-2×(-1)+1

f(-1)=+2+1

f(-1)=3

f(5)=-2×5+1

f(5)=-10+1

f(5)=-9