1. f(x) = 2x2 + 3x − 3
2. y = x2 + 1
3. f(x) = x4 + 4x3 + 6x2 − 6x + 2
4. y = x2 / 2 + x + c
5. y = x3/3 + 2x2 − 3x + c
6. y = x2 + c. The family of curves is a set of parabolas translated up or down the y-axis by a factor of c.
7. a. y = − 5x2 + Ax + B
b. y = 0.083x3 + Ax + B
c. y = x4 / 12 + Ax + B
d. y = − cos x + Ax + B
e. y = Ax + B
8. Suggestion 1
9. Suggestion 2
10. Both
11. Suggestion 2