One year after a celebrity firs began posting comments on a website, she had 20,500 followers. Three years after this celebrity first began posting comments, she had 93,500 followers.
A) Find the slope of the line that passes through the points (1,20500) and (3,93500)
B) interpret the slope as a rate of change

Question

One year after a celebrity firs began posting comments on a website, she had 20,500 followers. Three years after this celebrity first began posting comments, she had 93,500 followers.
A) Find the slope of the line that passes through the points (1,20500) and (3,93500)
B) interpret the slope as a rate of change

anonymous · Answer

Hahahahhahaha!!!
I'm  from India and even though I know how to solve it I think Callisto will guide you through!!
But boiy I wish i had questions like these when I was in school!!
I would had started to love maths then itself..
:D

callisto · Answer

A) slope = $\frac{y_2-y_1}{x_2-x_1}$
E.G: take (1,20500) as ($x_1, y_1$)
What is ($x_2, y_2$)?

B) Rate of change = slope = ... followers/year

anonymous · Answer

93500-20500  x2 and x1 = 3-1

anonymous · Answer

rate is 36,500?

anonymous · Answer

The rate over three year period is 12,166

anonymous · Answer

slope is 36,500