Question

If the equation, y = 19(1.057)x, predicts correctly, what will be the billions of dollars in book sales for 2010? Use x = 20 as 2010 is 20 years after 1990. Express the answer rounded to the nearest whole number.

A. $58 billion
B. $402 billion
C. $21 billion

Answer 1

substitute 20 for x and solve
y=19(1.057)^20

Answer 2

is x a exponent

Answer 3

yep (:

Answer 4

57.577572

Answer 5

Ahhhh so then it would be A :)

Answer 6

Yep!

Answer 7

medal please ; )

Answer 8

of course!! (:

Answer 9

thanks!

Answer 10

haha and i have already fanned u (:

Answer 11

; )