Question

given f(x)=x^2+1 with domain D:{-2, -1, 0, 1, 3}. what is the range,R?
A) R{-1,-2,0,1,3}
B.)R{4, 1, 0, 1, 9}
C.)R{5, 2, 1, 2, 10}
D) R{3,0,-1,0,8}

Answer 1

what??

Answer 2

f(x)=x^2+1
domain is R (all real numbers)

Answer 3

i don't understand it

Answer 4

just sub each value into the equation
domain is your x values and range is your y values