Upon registration, new members of the american cd club receive 30 cds for review. each month the club sends its members 2 more cds for their review. bobby has purchased every cd sent to him. how many cds has bobby purchased during his 9 months of membership?

Suppose investors can earn a return of 2% per 6 months on a treasury note with 6 months remaining until maturity. the face value of the t-bill is $10,000. what price would you expect a 6-month maturity treasury bill to sell for? (round your answer to 2 decimal places. omit the "$" sign in your response.)

Two angles are complementary. the large angle is 36 more than the smaller angle. what is the measure of the large angle?

What is the value of the expression i 0 × i 1 × i 2 × i 3 × i 4? 1 –1 i –i