Question

The number of subscribers y to a website after t years is shown by the equation below.

y = 50(1.75)t

Which conclusion is correct about the number of subscribers to the website?

It increased by 75% every year.

It decreased by 75% every year.

It increased by 50% every year.

It decreased by 50% every year.
@agent0smith @Hero @satellite73

Answer 1

it is increased by 75%

Answer 2

Thanks :)

Answer 3

think of 1.75 as 1+0.75

That's in the form 1+r where r is the growth rate. So r = 0.75 = 75% is your growth rate

Answer 4

if r < 0, then you'd have negative growth or a decrease