In two or more complete sentences describe how to determine the appropriate model for the set of data (1,3), (3,4), (6,5), (11,6)

[10 points, algebra 2]according to my answer key the restrictions are -1 and 4. but why not positive 1?

Alcoa was $10.02 a share yesterday. today it is at $9.75 a share. if you own 50 shares, did ou have capital gain or loss ? how much of a gain or loss did you have ? express the capital gain/loss as a percent of the original price

What is the value of x? enter your answer in the box. x =