Question

What is the range of f(x) = -x2 + 4, if the domain is {2,0,1}?

Answer 1

Answer:{0,4,3}

Explanation:

Answer 2

f(2)=-2×2+4= -4+4= 0

f(0)=-0×2+4= 4

f(1)=-1×2+4= -2+4= 2