$1234 is invested at 5.6% annual interest for 7 years.
a. Simple Interest b. Compound Interest

Alex drew a circle with right triangle prq inscribed in it, as shown below: the figure shows a circle with points p, q, and r on it forming an inscribed triangle. side pq is a chord through the center and angle r is a right angle. arc qr measures 80 degrees.

For what value of (y) is 3^3/3^y =1/9

How can i differentiate this equation?