Find sin (a+b) when sina=(3/5) with 90 degrees < a < 270 degrees, and if cosb=(8/17) with 0 degrees < b< 180 degrees

Afunction is given: f(x)=3x+12 a. determine the inverse of this function and name it g(x) b. use composite functions to show that these functions are inverses. c. f(g(– explain: what is the domain?

What is the rotational symmetry of a wheel

Adam drew two same size rectangles and divided them into the same number of equal parts. he shaded 1/3 of one rectangle and 1/4 of the other rectangle. what is the least number of parts into which both rectangles could be divided into?