1. for the function, f(x) = -2x ^2, find f(-3).
36
18
-18
-36
2.
the domain of the function is given. find the range.
f(x) = 2x - 1
domain: {-2, 0, 2, 4}
range: {5, 1, -3, 7}
range: {-5, 1, -3, 7}
range: {-5, -1, 3, 7}
range: {±5, ±1, ±3, ±7}