Question

Find the range for the function k(n) = 2n2 when D = {–2, 1, 3}.

1.) R = {4, 12, 16}
2.) R = {2, 18, 36}
3.) R = {2, 8, 18}
4.) R = {4, 12, 27}

Answer 1

\(k(-2)=2*-2^2\)

Answer 2

im still confused...

Answer 3

first do exponents

\(-2^2=-2*-2=?\)

Answer 4

ok