Three different stocks were ordered. the purchase prices were 8 ⅜ dollars, 12 ⅛ dollars and 15 ⅜ dollars.

Alaptop computer is purchased for $1350 . after each year, the resale value decreases by 30% . what will the resale value be after 5 years?

Refer to interactive solution 17.45 to review a method by which this problem can be solved. the fundamental frequencies of two air columns are the same. column a is open at both ends, while column b is open at only one end. the length of column a is 0.504 m. what is the length of column b?

What is sin 7x/4 ? i need on this urgent trig