Prove that the return on a deposit to periodic compounding is not additive

Name the most appropriate metric unit for each measurement like a length of an carrot

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.

Solve the equation by completing the square. x^2+2x=17