Answer the picture above

Given f(x)= 9x+1 and g(x)=x^3, choose the expression (f*g)(x)

Tod does not have any cookies. david gives jeff 8 cookies. then he splits half of the cookies he has left with tod. david let’s c represent the number of cookies that he starts with. he finds the number of cookies that tod has is 1/2 the difference of c and 8. write an expression to represent the number of cookies that tod has.

Consider the function f(x)=-5x+3 what is f(-2)