which of the following tables represent exponential functions? indicate the growth or decay factor for the data that is a. x- 0 1 2 3 4 y- 0 2 16 54 128b. x- 0 1 2 3 4 y- 1 4 16 64 256c x- 1 2 3 4 5 y- 1750 858 420 206 101

The ratio of two numbers is 5 to 4. the sum of the numbers is 99. what number is the greater of the two numbers?

Acircle has a radius of 5/6 units and is centered at (3.6, 7.8) write the equation of this circle

Lance lived in portugal and brazil for a total of 14 months to learn portuguese. he learned an average of 130 new words per month when he lived in portugal, and an average of 150 new words per month when he lived in brazil. in total he learned 1920 new words. write a system of equations to represent the situation. use x to represent portugal, and y to represent brazil