Let f(x)=ax+b and (fof)(x)=4x+8 find the possible value of a and b and also find f(x)?

How to find the exponential function y=ca^x, with points (1,2) and (2,1)

Rhombus adef is inscribed into a triangle abc so that they share angle a and the vertex e lies on the side bc . what is the length of the side of the rhombus if ab=c, and ac=b.

50 people men and women were asked if they watched at least one sport on tv. 20 of the people surveyed are women, but only 9 of them watch at least one sport on tv. 16 of the men watch at least one sport on tv. make a a two-way table and a relative frequency table to represent the data.