This is hard for me!
consider the functions f(x)=g(x) = 7x + b. in the standard (x, y) coordinate plane, y+ f(g(x) passes through (4,6). what is the value of b?

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)

[15 points]find the quotient with the restrictions. (x^2 - 2x - 3) (x^2 + 4x + 3) ÷ (x^2 + 2x - 8) (x^2 + 6x + 8)

The cost of using a service is $0.25 per min. what equation correctly represents the total cost c, in dollars, for d days of use?