For problems 1 – 6, graph each function. label the vertex and axis of symmetry.

1. y=x^2-2x-1

2. y-3=(x+2)^2

3. y=(x+3)(x-4)

4. y=2x^2-12x-19

5. y-9=-5(x-2)^2

6. y=-3x(x-2)

What is true about the dilation? it is a reduction with a scale factor between 0 and 1. it is a reduction with a scale factor greater than 1. it is an enlargement with a scale factor between 0 and 1. it is an enlargement with a scale factor greater than 1.

Need solving this second acceleration problem.

Satchi found a used bookstore that sells pre-owned dvds and cds. dvds cost $9 each, and cds cost $7 each. satchi can spend no more than $45.