Consider the function ƒ(x) = (x + 1)2 – 1. Which of the following functions stretches ƒ(x) vertically by a factor of 4?
Question 6 options:

A)

ƒ(x) = 4(4x + 1)2 – 1

B)

ƒ(x) = (1∕4x + 1)2 + 3

C)

ƒ(x) = 4(x + 1)2 – 1

D)

ƒ(x) = 1∕4(x + 1)2 – 4

Do more republicans (group a) than democrats (group b) favor a bill to make it easier for someone to own a firearm? two hundred republicans and two hundred democrats were asked if they favored a bill that made it easier for someone to own a firearm. how would we write the alternative hypothesis?