The equation, y = 19(1.057)x , represents book sales in billions of dollars since 1990. x represents the number of years after 1990.

How many billions of dollars of books were sold in 1990? Use x = 0 and round the answer to the nearest whole number.
A. $18 billion
B. $19 billion
C. $20 billion

Question

The equation, y = 19(1.057)x , represents book sales in billions of dollars since 1990. x represents the number of years after 1990.

How many billions of dollars of books were sold in 1990? Use x = 0 and round the answer to the nearest whole number.
	A.	$18 billion
	B.	$19 billion
	C.	$20 billion

anonymous · Answer

Should be C if the question is asking for a year after 1990. If the question is asking the money for the beginning of the year, then it is 0