What's the CGF for 28 and 84?

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)

A. 127 cm^2 b. 144.5 cm^2 c. 172 cm^2 d. 50 cm^2

What is the measure of ac? 5 units 13 units 26 units 39 units 3x- 2b 6x + 9