Write the recursive rule for the sequence 3,5,8,13,21

Ineed to learn how to solve this problem

In two or more complete sentences, formulate how to use technology to calculate the appropriate regression model for the given data. you are not required to find the model, just choose the appropriate regression and explain how to use the technology. (-5,,2.,0.8), (0,-0.5), (2,-1.3), (3,-0.8), (5,2)

Which equation expression the relationship between the number of boxes b and the number of cans c and the proportion is 48