Identifying Linear and Exponential Quantities

5.5.1 Identifying Linear and Exponential Quantities

5.5.1 • Identifying Linear and Exponential Quantities

Warm Up

Use the patterns you notice to complete the tables. Show your reasoning. Complete your work on paper.

1.
xx 0 1 2 3 4 25
yy 2.5 10 17.5 25    
Table A

Compare your answers:

Table A: 32.5 when xx is 4, and 190 (or 2.5+25·7.52.5+25·7.5) when xx is 25.

2.
xx 0 1 2 3 4 25
yy 2.5 10 40 160    
Table B

Compare your answers:

Table B: 640 when xx is 4, and 2.5·4252.5·425 when xx is 25.