Which situation could be represented by a linear function

Find the power series expantion of f(z)=log(4=3z) at the point z=-1

Which values of p and q result in an equation with exactly one solution? px-43=-42x+q choose all answers that apply: a) p=-43 and q=-43 b) p=42 and q=43 c) p=43 and q=−42 d) p=42 and q=42

Solve 13 + w/7= -18 (w/7 is a fraction)