They both have to be above the x axis, which makes B incorrect. B will be below the x axis. If you have a graphing calculator or know where there is one of the net, you can try it.
A and D are both wrong. The 1/2 does not become 2. What will happen is that 2 will make the graph wider.
There's only 1 answer left and that is C <<<<<===== answer. C reflects right across the y axis.
I'm certain there isn't a number that satisfies your conditions. There's one multiple of 69 between 55 and 101: 69 And two multiples of 18 between 55 and 101: 72 and 90.
