need 2 answers i will add one more later to this 

Week 4 – Discussion

In this week’s discussion, prepare a synopsis of the material discussed in the chapter readings.  In your post, share any questions you may have regarding the managerial finance concepts presented in the textbook. This synopsis should be 450+ words 

 for 2 students 

Please, address each of the questions below, in 100-150 words (per question). Include any relevant examples and links to your sources.  

1. 1.  How can the opportunity cost of an investment be defined?

2. 2.  What is the difference between an ordinary annuity and an annuity due?

3. 3.  What is the definition of a perpetuity?