Consider the function ƒ(x) = (x + 1)2 – 1. Which of the following functions stretches ƒ(x) vertically by a factor of 4? Question 8 options:

A)

ƒ(x) = 1∕4(x + 1)2 – 4

B)

ƒ(x) = 4(4x + 1)2 – 1

C)
ƒ(x) = (1∕4x + 1)2 + 3

D)

ƒ(x) = 4(x + 1)2 – 1

You are making a battery for a science project. you have copper wire for your first electrode. you need to choose a conductor, a second electrode, and a device to plug into your battery. you have already chosen a lemon conductor. complete each statement below about the options that include a lemon conductor.