9. The pressure inside a submarine increases as it dives deeper into the ocean. It exerted 25 pounds of pressure in the initial 1 m of its dive. Every metre after that, it exerted 20% more pressure than it did in the
previous metre. Use what you learned in sequences and series to solve these problems:
a) How many pounds of pressure are exerted by the submarine in the 9th metre? Round to the nearest
tenth.
(2A)

Asequence {an} is defined recursively, with a1 = 1, a2 = 2 and, for n > 2, an = an-1 an-2 . find the term a241. a) 0 b) 1 c) 2 d) 1 2

The avenues in a particular city run north to south and are numbered consecutively with 1st avenue at the western border of the city. the streets in the city run east to west and are numbered consecutively with 1st street at the southern border of the city. for a festival, the city is not allowing cars to park in a rectangular region bordered by 5th avenue to the west. 9th avenue to the east, 4th street to the south, and 6th street to the north. if x is the avenue number and yis the street number, which of the following systems describes the region in which cars are not allowed to park? 5th ave 9th ave

Aregular pan has a length that is 4/3 the width. the total area of the pan is 432in.2. what is the width of the cake pan?